Parser.ypp.in

   1 /* Cycript - The Truly Universal Scripting Language
   2  * Copyright (C) 2009-2016  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU Affero General Public License, Version 3 {{{ */
   6 /*
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as published by
   9  * the Free Software Foundation, either version 3 of the License, or
  10  * (at your option) any later version.
  11
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 %code top {
  23 #define YYSTACKEXPANDABLE 1
  24 }
  25
  26 %code requires {
  27 #include "Driver.hpp"
  28 #include "Parser.hpp"
  29 #include "Stack.hpp"
  30 #include "Syntax.hpp"
  31 #define CYNew new(driver.pool_)
  32
  33 @begin ObjectiveC
  34 #include "ObjectiveC/Syntax.hpp"
  35 @end
  36
  37 @begin E4X
  38 #include "E4X/Syntax.hpp"
  39 @end
  40
  41 #include "Highlight.hpp"
  42 }
  43
  44 %union { bool bool_; }
  45
  46 %union { CYMember *access_; }
  47 %union { CYArgument *argument_; }
  48 %union { CYAssignment *assignment_; }
  49 %union { CYBinding *binding_; }
  50 %union { CYBindings *bindings_; }
  51 %union { CYBoolean *boolean_; }
  52 %union { CYBraced *braced_; }
  53 %union { CYClause *clause_; }
  54 %union { cy::Syntax::Catch *catch_; }
  55 %union { CYClassTail *classTail_; }
  56 %union { CYComprehension *comprehension_; }
  57 %union { CYElement *element_; }
  58 %union { CYEnumConstant *constant_; }
  59 %union { CYExpression *expression_; }
  60 %union { CYFalse *false_; }
  61 %union { CYVariable *variable_; }
  62 %union { CYFinally *finally_; }
  63 %union { CYForInitializer *for_; }
  64 %union { CYForInInitializer *forin_; }
  65 %union { CYFunctionParameter *functionParameter_; }
  66 %union { CYIdentifier *identifier_; }
  67 %union { CYImportSpecifier *import_; }
  68 %union { CYInfix *infix_; }
  69 %union { CYLiteral *literal_; }
  70 %union { CYMethod *method_; }
  71 %union { CYModule *module_; }
  72 %union { CYNull *null_; }
  73 %union { CYNumber *number_; }
  74 %union { CYParenthetical *parenthetical_; }
  75 %union { CYProperty *property_; }
  76 %union { CYPropertyName *propertyName_; }
  77 %union { CYTypeSigning signing_; }
  78 %union { CYSpan *span_; }
  79 %union { CYStatement *statement_; }
  80 %union { CYString *string_; }
  81 %union { CYTarget *target_; }
  82 %union { CYThis *this_; }
  83 %union { CYTrue *true_; }
  84 %union { CYWord *word_; }
  85
  86 @begin C
  87 %union { CYTypeIntegral *integral_; }
  88 %union { CYTypeStructField *structField_; }
  89 %union { CYTypeModifier *modifier_; }
  90 %union { CYTypeSpecifier *specifier_; }
  91 %union { CYTypedFormal *typedFormal_; }
  92 %union { CYTypedLocation *typedLocation_; }
  93 %union { CYTypedName *typedName_; }
  94 %union { CYTypedParameter *typedParameter_; }
  95 %union { CYType *typedThing_; }
  96 @end
  97
  98 @begin ObjectiveC
  99 %union { CYObjCKeyValue *keyValue_; }
 100 %union { CYImplementationField *implementationField_; }
 101 %union { CYMessage *message_; }
 102 %union { CYMessageParameter *messageParameter_; }
 103 %union { CYProtocol *protocol_; }
 104 %union { CYSelectorPart *selector_; }
 105 @end
 106
 107 @begin E4X
 108 %union { CYAttribute *attribute_; }
 109 %union { CYPropertyIdentifier *propertyIdentifier_; }
 110 %union { CYSelector *selector_; }
 111 @end
 112
 113 %code provides {
 114
 115 struct YYSTYPE {
 116     cy::parser::semantic_type semantic_;
 117     hi::Value highlight_;
 118 };
 119
 120 int cylex(YYSTYPE *, CYLocation *, void *);
 121
 122 }
 123
 124 %code {
 125
 126 #undef yylex
 127
 128 typedef cy::parser::token tk;
 129
 130 _finline int cylex_(cy::parser::semantic_type *semantic, CYLocation *location, CYDriver &driver) {
 131     driver.newline_ = false;
 132   lex:
 133     YYSTYPE data;
 134     int token(cylex(&data, location, driver.scanner_));
 135     *semantic = data.semantic_;
 136
 137     switch (token) {
 138         case tk::OpenBrace:
 139         case tk::OpenBracket:
 140         case tk::OpenParen:
 141             driver.in_.push(false);
 142         break;
 143
 144         case tk::_in_:
 145             if (driver.in_.top())
 146                 token = tk::_in__;
 147         break;
 148
 149         case tk::CloseBrace:
 150         case tk::CloseBracket:
 151         case tk::CloseParen:
 152             driver.in_.pop();
 153         break;
 154
 155
 156         case tk::_yield_:
 157             if (driver.yield_.top())
 158                 token = tk::_yield__;
 159         break;
 160
 161         case tk::NewLine:
 162             driver.newline_ = true;
 163             goto lex;
 164         break;
 165     }
 166
 167     return token;
 168 }
 169
 170 #define yylex_(semantic, location, driver) ({ \
 171     int type; \
 172     if (driver.hold_ == cy::parser::empty_symbol) \
 173         type = yytranslate_(cylex_(semantic, location, driver)); \
 174     else { \
 175         type = driver.hold_; \
 176         driver.hold_ = cy::parser::empty_symbol; \
 177     } \
 178 type; })
 179
 180 #define CYLEX() do if (yyla.empty()) { \
 181     YYCDEBUG << "Mapping a token: "; \
 182     yyla.type = yylex_(&yyla.value, &yyla.location, driver); \
 183     YY_SYMBOL_PRINT("Next token is", yyla); \
 184 } while (false)
 185
 186 #define CYMAP(to, from) do { \
 187     CYLEX(); \
 188     if (yyla.type == yytranslate_(token::from)) \
 189         yyla.type = yytranslate_(token::to); \
 190 } while (false)
 191
 192 #define CYHLD(location, token) do { \
 193     if (driver.hold_ != empty_symbol) \
 194         CYERR(location, "unexpected hold"); \
 195     driver.hold_ = yyla.type; \
 196     yyla.type = yytranslate_(token); \
 197 } while (false)
 198
 199 #define CYERR(location, message) do { \
 200     error(location, message); \
 201     YYABORT; \
 202 } while (false)
 203
 204 #define CYEOK() do { \
 205     yyerrok; \
 206     driver.errors_.pop_back(); \
 207 } while (false)
 208
 209 #define CYNOT(location) \
 210     CYERR(location, "unimplemented feature")
 211
 212 #define CYMPT(location) do { \
 213     if (!yyla.empty() && yyla.type_get() != yyeof_) \
 214         CYERR(location, "unexpected lookahead"); \
 215 } while (false)
 216
 217 }
 218
 219 %name-prefix "cy"
 220
 221 %language "C++"
 222
 223 %initial-action {
 224     @$.begin.filename = @$.end.filename = &driver.filename_;
 225
 226     switch (driver.mark_) {
 227         case CYMarkScript:
 228             driver.hold_ = yytranslate_(token::MarkScript);
 229             break;
 230         case CYMarkModule:
 231             driver.hold_ = yytranslate_(token::MarkModule);
 232             break;
 233         case CYMarkExpression:
 234             driver.hold_ = yytranslate_(token::MarkExpression);
 235             break;
 236     }
 237 };
 238
 239 %locations
 240 %defines
 241
 242 %define api.location.type { CYLocation }
 243
 244 //%glr-parser
 245 //%expect 1
 246
 247 %error-verbose
 248
 249 %param { CYDriver &driver }
 250
 251 /* Token Declarations {{{ */
 252 @begin E4X
 253 %token XMLCDATA
 254 %token XMLComment
 255 %token XMLPI
 256
 257 %token XMLAttributeValue
 258 %token XMLName
 259 %token XMLTagCharacters
 260 %token XMLText
 261 %token XMLWhitespace
 262 @end
 263
 264 @begin E4X
 265 %token LeftRight "<>"
 266 %token LeftSlashRight "</>"
 267
 268 %token SlashRight "/>"
 269 %token LeftSlash "</"
 270
 271 %token PeriodPeriod ".."
 272 @end
 273
 274 @begin E4X ObjectiveC
 275 %token At "@"
 276 @end
 277
 278 %token Ampersand "&"
 279 %token AmpersandAmpersand "&&"
 280 %token AmpersandEqual "&="
 281 %token Carrot "^"
 282 %token CarrotEqual "^="
 283 %token Equal "="
 284 %token EqualEqual "=="
 285 %token EqualEqualEqual "==="
 286 %token EqualRight "=>"
 287 %token Exclamation "!"
 288 %token ExclamationEqual "!="
 289 %token ExclamationEqualEqual "!=="
 290 %token Hyphen "-"
 291 %token HyphenEqual "-="
 292 %token HyphenHyphen "--"
 293 %token HyphenRight "->"
 294 %token Left "<"
 295 %token LeftEqual "<="
 296 %token LeftLeft "<<"
 297 %token LeftLeftEqual "<<="
 298 %token Percent "%"
 299 %token PercentEqual "%="
 300 %token Period "."
 301 %token PeriodPeriodPeriod "..."
 302 %token Pipe "|"
 303 %token PipeEqual "|="
 304 %token PipePipe "||"
 305 %token Plus "+"
 306 %token PlusEqual "+="
 307 %token PlusPlus "++"
 308 %token QuestionPeriod "?."
 309 %token Right ">"
 310 %token RightEqual ">="
 311 %token RightRight ">>"
 312 %token RightRightEqual ">>="
 313 %token RightRightRight ">>>"
 314 %token RightRightRightEqual ">>>="
 315 %token Slash "/"
 316 %token SlashEqual "/="
 317 %token Star "*"
 318 %token StarEqual "*="
 319 %token Tilde "~"
 320
 321 %token Colon ":"
 322 %token ColonColon "::"
 323 %token Comma ","
 324 %token Question "?"
 325 %token SemiColon ";"
 326 %token Pound "#"
 327 %token NewLine "\n"
 328 %token __ ""
 329
 330 %token Comment
 331
 332 %token OpenParen "("
 333 %token CloseParen ")"
 334
 335 %token OpenBrace "{"
 336 %token OpenBrace_ ";{"
 337 %token OpenBrace_let "let {"
 338 %token CloseBrace "}"
 339
 340 %token OpenBracket "["
 341 %token OpenBracket_let "let ["
 342 %token CloseBracket "]"
 343
 344 %token At_error_ "@error"
 345
 346 @begin Java
 347 %token At_class_ "@class"
 348 @end
 349
 350 @begin C
 351 %token _typedef_ "typedef"
 352 %token _unsigned_ "unsigned"
 353 %token _signed_ "signed"
 354 %token _struct_ "struct"
 355 %token _extern_ "extern"
 356 @end
 357
 358 @begin C
 359 %token At_encode_ "@encode"
 360 @end
 361
 362 @begin ObjectiveC
 363 %token At_implementation_ "@implementation"
 364 %token At_import_ "@import"
 365 %token At_end_ "@end"
 366 %token At_selector_ "@selector"
 367 %token At_null_ "@null"
 368 %token At_YES_ "@YES"
 369 %token At_NO_ "@NO"
 370 %token At_true_ "@true"
 371 %token At_false_ "@false"
 372 %token _YES_ "YES"
 373 %token _NO_ "NO"
 374 @end
 375
 376 %token _false_ "false"
 377 %token _null_ "null"
 378 %token _true_ "true"
 379
 380 %token _as_ "as"
 381 %token _break_ "break"
 382 %token _case_ "case"
 383 %token _catch_ "catch"
 384 %token _class_ "class"
 385 %token _class__ ";class"
 386 %token _const_ "const"
 387 %token _continue_ "continue"
 388 %token _debugger_ "debugger"
 389 %token _default_ "default"
 390 %token _delete_ "delete"
 391 %token _do_ "do"
 392 %token _else_ "else"
 393 %token _enum_ "enum"
 394 %token _export_ "export"
 395 %token _extends_ "extends"
 396 %token _finally_ "finally"
 397 %token _for_ "for"
 398 %token _function_ "function"
 399 %token _function__ ";function"
 400 %token _if_ "if"
 401 %token _import_ "import"
 402 %token _in_ "in"
 403 %token _in__ "!in"
 404 %token _Infinity_ "Infinity"
 405 %token _instanceof_ "instanceof"
 406 %token _new_ "new"
 407 %token _return_ "return"
 408 %token _super_ "super"
 409 %token _switch_ "switch"
 410 %token _target_ "target"
 411 %token _this_ "this"
 412 %token _throw_ "throw"
 413 %token _try_ "try"
 414 %token _typeof_ "typeof"
 415 %token _var_ "var"
 416 %token _void_ "void"
 417 %token _while_ "while"
 418 %token _with_ "with"
 419
 420 %token _abstract_ "abstract"
 421 %token _await_ "await"
 422 %token _boolean_ "boolean"
 423 %token _byte_ "byte"
 424 %token _char_ "char"
 425 %token _constructor_ "constructor"
 426 %token _double_ "double"
 427 %token _eval_ "eval"
 428 %token _final_ "final"
 429 %token _float_ "float"
 430 %token _from_ "from"
 431 %token _get_ "get"
 432 %token _goto_ "goto"
 433 %token _implements_ "implements"
 434 %token _int_ "int"
 435 %token ___int128_ "__int128"
 436 %token _interface_ "interface"
 437 %token _let_ "let"
 438 %token _let__ "!let"
 439 %token _long_ "long"
 440 %token _native_ "native"
 441 %token _package_ "package"
 442 %token _private_ "private"
 443 %token _protected_ "protected"
 444 %token ___proto___ "__proto__"
 445 %token _prototype_ "prototype"
 446 %token _public_ "public"
 447 %token _set_ "set"
 448 %token _short_ "short"
 449 %token _static_ "static"
 450 %token _synchronized_ "synchronized"
 451 %token _throws_ "throws"
 452 %token _transient_ "transient"
 453 %token _typeid_ "typeid"
 454 %token _volatile_ "volatile"
 455 %token _yield_ "yield"
 456 %token _yield__ "!yield"
 457
 458 %token _undefined_ "undefined"
 459
 460 @begin ObjectiveC
 461 %token _bool_ "bool"
 462 %token _BOOL_ "BOOL"
 463 %token _id_ "id"
 464 %token _nil_ "nil"
 465 %token _NULL_ "NULL"
 466 %token _SEL_ "SEL"
 467 @end
 468
 469 %token _each_ "each"
 470 %token _of_ "of"
 471 %token _of__ "!of"
 472
 473 @begin E4X
 474 %token _namespace_ "namespace"
 475 %token _xml_ "xml"
 476 @end
 477
 478 %token AutoComplete
 479 %token YieldStar "yield *"
 480
 481 %token <identifier_> Identifier_
 482 %token <number_> NumericLiteral
 483 %token <string_> StringLiteral
 484 %token <literal_> RegularExpressionLiteral_
 485
 486 %token <string_> NoSubstitutionTemplate
 487 %token <string_> TemplateHead
 488 %token <string_> TemplateMiddle
 489 %token <string_> TemplateTail
 490
 491 %type <target_> AccessExpression
 492 %type <expression_> AdditiveExpression
 493 %type <argument_> ArgumentList_
 494 %type <argument_> ArgumentList
 495 %type <argument_> ArgumentListOpt
 496 %type <argument_> Arguments
 497 %type <target_> ArrayComprehension
 498 %type <element_> ArrayElement
 499 %type <literal_> ArrayLiteral
 500 %type <expression_> ArrowFunction
 501 %type <functionParameter_> ArrowParameters
 502 %type <expression_> AssignmentExpression
 503 %type <identifier_> BindingIdentifier
 504 %type <identifier_> BindingIdentifierOpt
 505 %type <bindings_> BindingList_
 506 %type <bindings_> BindingList
 507 %type <expression_> BitwiseANDExpression
 508 %type <statement_> Block
 509 %type <statement_> BlockStatement
 510 %type <boolean_> BooleanLiteral
 511 %type <binding_> BindingElement
 512 %type <expression_> BitwiseORExpression
 513 %type <expression_> BitwiseXORExpression
 514 %type <target_> BracedExpression_
 515 %type <target_> BracedExpression
 516 %type <statement_> BreakStatement
 517 %type <statement_> BreakableStatement
 518 %type <expression_> CallExpression_
 519 %type <target_> CallExpression
 520 %type <clause_> CaseBlock
 521 %type <clause_> CaseClause
 522 %type <clause_> CaseClausesOpt
 523 %type <catch_> Catch
 524 %type <identifier_> CatchParameter
 525 %type <statement_> ClassDeclaration
 526 %type <target_> ClassExpression
 527 %type <classTail_> ClassHeritage
 528 %type <classTail_> ClassHeritageOpt
 529 %type <classTail_> ClassTail
 530 %type <target_> Comprehension
 531 %type <comprehension_> ComprehensionFor
 532 %type <comprehension_> ComprehensionIf
 533 %type <comprehension_> ComprehensionTail
 534 %type <propertyName_> ComputedPropertyName
 535 %type <expression_> ConditionalExpression
 536 %type <statement_> ContinueStatement
 537 %type <statement_> ConciseBody
 538 %type <parenthetical_> CoverParenthesizedExpressionAndArrowParameterList
 539 %type <statement_> DebuggerStatement
 540 %type <statement_> Declaration_
 541 %type <statement_> Declaration
 542 %type <clause_> DefaultClause
 543 %type <element_> ElementList_
 544 %type <element_> ElementList
 545 %type <element_> ElementListOpt
 546 %type <statement_> ElseStatementOpt
 547 %type <for_> EmptyStatement
 548 %type <expression_> EqualityExpression
 549 %type <expression_> Expression
 550 %type <expression_> ExpressionOpt
 551 %type <for_> ExpressionStatement_
 552 %type <statement_> ExpressionStatement
 553 %type <statement_> ExternC
 554 %type <statement_> ExternCStatement
 555 %type <statement_> ExternCStatementListOpt
 556 %type <finally_> Finally
 557 %type <binding_> ForBinding
 558 %type <forin_> ForDeclaration
 559 %type <forin_> ForInStatementInitializer
 560 %type <for_> ForStatementInitializer
 561 %type <binding_> FormalParameter
 562 %type <functionParameter_> FormalParameterList_
 563 %type <functionParameter_> FormalParameterList
 564 %type <functionParameter_> FormalParameters
 565 %type <string_> FromClause
 566 %type <statement_> FunctionBody
 567 %type <statement_> FunctionDeclaration
 568 %type <target_> FunctionExpression
 569 %type <statement_> FunctionStatementList
 570 %type <statement_> GeneratorBody
 571 %type <statement_> GeneratorDeclaration
 572 %type <target_> GeneratorExpression
 573 %type <method_> GeneratorMethod
 574 %type <statement_> HoistableDeclaration
 575 %type <identifier_> Identifier
 576 %type <identifier_> IdentifierNoOf
 577 %type <identifier_> IdentifierType
 578 %type <identifier_> IdentifierTypeNoOf
 579 %type <identifier_> IdentifierTypeOpt
 580 %type <word_> IdentifierName
 581 %type <variable_> IdentifierReference
 582 %type <statement_> IfStatement
 583 %type <import_> ImportClause
 584 %type <statement_> ImportDeclaration
 585 %type <import_> ImportSpecifier
 586 %type <identifier_> ImportedBinding
 587 %type <import_> ImportedDefaultBinding
 588 %type <import_> ImportsList_
 589 %type <import_> ImportsList
 590 %type <import_> ImportsListOpt
 591 %type <target_> IndirectExpression
 592 %type <expression_> Initializer
 593 %type <expression_> InitializerOpt
 594 %type <statement_> IterationStatement
 595 %type <identifier_> LabelIdentifier
 596 %type <statement_> LabelledItem
 597 %type <statement_> LabelledStatement
 598 %type <assignment_> LeftHandSideAssignment
 599 %type <target_> LeftHandSideExpression
 600 %type <bool_> LetOrConst
 601 %type <binding_> LexicalBinding
 602 %type <for_> LexicalDeclaration_
 603 %type <statement_> LexicalDeclaration
 604 %type <literal_> Literal
 605 %type <propertyName_> LiteralPropertyName
 606 %type <expression_> LogicalANDExpression
 607 %type <expression_> LogicalORExpression
 608 %type <access_> MemberAccess
 609 %type <target_> MemberExpression
 610 %type <method_> MethodDefinition
 611 %type <statement_> ModuleBody
 612 %type <statement_> ModuleBodyOpt
 613 %type <statement_> ModuleItem
 614 %type <statement_> ModuleItemList
 615 %type <statement_> ModuleItemListOpt
 616 %type <module_> ModulePath
 617 %type <string_> ModuleSpecifier
 618 %type <expression_> MultiplicativeExpression
 619 %type <import_> NameSpaceImport
 620 %type <import_> NamedImports
 621 %type <target_> NewExpression
 622 %type <null_> NullLiteral
 623 %type <literal_> ObjectLiteral
 624 %type <expression_> PostfixExpression
 625 %type <target_> PrimaryExpression
 626 %type <propertyName_> PropertyName
 627 %type <property_> PropertyDefinition
 628 %type <property_> PropertyDefinitionList_
 629 %type <property_> PropertyDefinitionList
 630 %type <property_> PropertyDefinitionListOpt
 631 %type <functionParameter_> PropertySetParameterList
 632 %type <literal_> RegularExpressionLiteral
 633 %type <bool_> RegularExpressionSlash
 634 %type <expression_> RelationalExpression
 635 %type <statement_> ReturnStatement
 636 %type <braced_> BracedParameter
 637 %type <functionParameter_> RubyProcParameterList_
 638 %type <functionParameter_> RubyProcParameterList
 639 %type <functionParameter_> RubyProcParameters
 640 %type <functionParameter_> RubyProcParametersOpt
 641 %type <statement_> Script
 642 %type <statement_> ScriptBody
 643 %type <statement_> ScriptBodyOpt
 644 %type <expression_> ShiftExpression
 645 %type <binding_> SingleNameBinding
 646 %type <statement_> Statement__
 647 %type <statement_> Statement_
 648 %type <statement_> Statement
 649 %type <statement_> StatementList
 650 %type <statement_> StatementListOpt
 651 %type <statement_> StatementListItem
 652 %type <functionParameter_> StrictFormalParameters
 653 %type <target_> SuperCall
 654 %type <target_> SuperProperty
 655 %type <statement_> SwitchStatement
 656 %type <target_> TemplateLiteral
 657 %type <span_> TemplateSpans
 658 %type <statement_> ThrowStatement
 659 %type <statement_> TryStatement
 660 %type <statement_> TypeDefinition
 661 %type <expression_> UnaryExpression_
 662 %type <expression_> UnaryExpression
 663 %type <binding_> VariableDeclaration
 664 %type <bindings_> VariableDeclarationList_
 665 %type <bindings_> VariableDeclarationList
 666 %type <for_> VariableStatement_
 667 %type <statement_> VariableStatement
 668 %type <statement_> WithStatement
 669 %type <word_> Word
 670 %type <word_> WordNoUnary
 671 @begin ObjectiveC
 672 %type <word_> WordOpt
 673 @end
 674 %type <expression_> YieldExpression
 675
 676 @begin C
 677 %type <constant_> EnumConstantListOpt_
 678 %type <constant_> EnumConstantListOpt
 679 %type <number_> IntegerNumber
 680 %type <integral_> IntegerType
 681 %type <integral_> IntegerTypeOpt
 682 %type <typedName_> PrefixedType
 683 %type <specifier_> PrimitiveReference
 684 %type <specifier_> PrimitiveType
 685 %type <structField_> StructFieldListOpt
 686 %type <typedName_> SuffixedType
 687 %type <typedName_> SuffixedTypeOpt
 688 %type <typedName_> TypeSignifier
 689 %type <typedName_> TypeSignifierNone
 690 %type <typedName_> TypeSignifierOpt
 691 %type <signing_> TypeSigning
 692 %type <modifier_> ParameterTail
 693 %type <modifier_> TypeQualifierLeft
 694 %type <modifier_> TypeQualifierLeftOpt
 695 %type <typedName_> TypeQualifierRight
 696 %type <typedName_> TypeQualifierRightOpt
 697 %type <typedName_> TypedIdentifierDefinition
 698 %type <typedThing_> TypedIdentifierEncoding
 699 %type <typedName_> TypedIdentifierField
 700 %type <typedName_> TypedIdentifierMaybe
 701 %type <typedLocation_> TypedIdentifierNo
 702 %type <typedName_> TypedIdentifierTagged
 703 %type <typedName_> TypedIdentifierYes
 704 %type <typedFormal_> TypedParameterList_
 705 %type <typedFormal_> TypedParameterList
 706 %type <typedFormal_> TypedParameterListOpt
 707 %type <typedParameter_> TypedParameters
 708 @end
 709
 710 @begin ObjectiveC
 711 %type <expression_> AssignmentExpressionClassic
 712 %type <expression_> BoxableExpression
 713 %type <statement_> CategoryStatement
 714 %type <expression_> ClassSuperOpt
 715 %type <expression_> ConditionalExpressionClassic
 716 %type <message_> ClassMessageDeclaration
 717 %type <message_> ClassMessageDeclarationListOpt
 718 %type <protocol_> ClassProtocolListOpt
 719 %type <protocol_> ClassProtocols
 720 %type <protocol_> ClassProtocolsOpt
 721 %type <implementationField_> ImplementationFieldListOpt
 722 %type <statement_> ImplementationStatement
 723 %type <keyValue_> KeyValuePairList_
 724 %type <keyValue_> KeyValuePairList
 725 %type <keyValue_> KeyValuePairListOpt
 726 %type <target_> MessageExpression
 727 %type <messageParameter_> MessageParameter
 728 %type <messageParameter_> MessageParameters
 729 %type <messageParameter_> MessageParameterList
 730 %type <messageParameter_> MessageParameterListOpt
 731 %type <bool_> MessageScope
 732 %type <argument_> SelectorCall_
 733 %type <argument_> SelectorCall
 734 %type <selector_> SelectorExpression_
 735 %type <selector_> SelectorExpression
 736 %type <selector_> SelectorExpressionOpt
 737 %type <argument_> SelectorList
 738 %type <word_> SelectorWordOpt
 739 %type <typedThing_> TypeOpt
 740 %type <argument_> VariadicCall
 741 @end
 742
 743 @begin E4X
 744 %type <propertyIdentifier_> PropertyIdentifier_
 745 %type <selector_> PropertySelector_
 746 %type <selector_> PropertySelector
 747 %type <identifier_> QualifiedIdentifier_
 748 %type <identifier_> QualifiedIdentifier
 749 %type <identifier_> WildcardIdentifier
 750 %type <identifier_> XMLComment
 751 %type <identifier_> XMLCDATA
 752 %type <identifier_> XMLElement
 753 %type <identifier_> XMLElementContent
 754 %type <identifier_> XMLMarkup
 755 %type <identifier_> XMLPI
 756
 757 %type <attribute_> AttributeIdentifier
 758 /* XXX: %type <statement_> DefaultXMLNamespaceStatement */
 759 %type <expression_> PropertyIdentifier
 760 %type <expression_> XMLListInitilizer
 761 %type <expression_> XMLInitilizer
 762 @end
 763 /* }}} */
 764 /* Token Priorities {{{ */
 765 %nonassoc "if"
 766 %nonassoc "else"
 767
 768 %nonassoc ":"
 769 %nonassoc "!yield"
 770 /* }}} */
 771
 772 %start Program
 773 %token MarkModule
 774 %token MarkScript
 775 %token MarkExpression
 776
 777 %%
 778
 779 Program
 780     : MarkScript Script
 781     | MarkModule Module
 782     | MarkExpression Expression[expression] { driver.context_ = $expression; }
 783     ;
 784
 785 /* Lexer State {{{ */
 786 LexPushInOn: { driver.in_.push(true); };
 787 LexPushInOff: { driver.in_.push(false); };
 788 LexPopIn: { driver.in_.pop(); };
 789
 790 LexPushReturnOn: { driver.return_.push(true); };
 791 LexPopReturn: { driver.return_.pop(); };
 792 Return: "return"[return] { if (!driver.return_.top()) CYERR(@return, "invalid return"); };
 793
 794 LexPushSuperOn: { driver.super_.push(true); };
 795 LexPushSuperOff: { driver.super_.push(false); };
 796 LexPopSuper: { driver.super_.pop(); };
 797 Super: "super"[super] { if (!driver.super_.top()) CYERR(@super, "invalid super"); };
 798
 799 LexPushYieldOn: { driver.yield_.push(true); };
 800 LexPushYieldOff: { driver.yield_.push(false); };
 801 LexPopYield: { driver.yield_.pop(); };
 802
 803 LexNewLineOrOpt
 804     : { CYLEX(); if (driver.newline_) { CYHLD(@$, tk::NewLine); } }
 805     ;
 806
 807 LexNewLineOrNot
 808     : { CYLEX(); CYHLD(@$, driver.newline_ ? tk::NewLine : tk::__); }
 809     ;
 810
 811 LexNoStar
 812     : { CYMAP(YieldStar, Star); }
 813     ;
 814
 815 LexNoBrace
 816     : { CYMAP(OpenBrace_, OpenBrace); }
 817     ;
 818
 819 LexNoClass
 820     : { CYMAP(_class__, _class_); }
 821     ;
 822
 823 LexNoFunction
 824     : { CYMAP(_function__, _function_); }
 825     ;
 826
 827 LexSetStatement
 828     : LexNoBrace LexNoClass LexNoFunction
 829     ;
 830 /* }}} */
 831 /* Virtual Tokens {{{ */
 832 Var_
 833     : "var"
 834     ;
 835 /* }}} */
 836
 837 /* 11.6 Names and Keywords {{{ */
 838 IdentifierName
 839     : Word[pass] { $$ = $pass; }
 840     | "for" { $$ = CYNew CYWord("for"); }
 841     | "in" { $$ = CYNew CYWord("in"); }
 842     | "instanceof" { $$ = CYNew CYWord("instanceof"); }
 843     ;
 844
 845 WordNoUnary
 846     : IdentifierNoOf[pass] { $$ = $pass; }
 847     | "break" { $$ = CYNew CYWord("break"); }
 848     | "case" { $$ = CYNew CYWord("case"); }
 849     | "catch" { $$ = CYNew CYWord("catch"); }
 850     | "class" LexOf { $$ = CYNew CYWord("class"); }
 851     | ";class" { $$ = CYNew CYWord("class"); }
 852     | "const" { $$ = CYNew CYWord("const"); }
 853     | "continue" { $$ = CYNew CYWord("continue"); }
 854     | "debugger" { $$ = CYNew CYWord("debugger"); }
 855     | "default" { $$ = CYNew CYWord("default"); }
 856     | "do" { $$ = CYNew CYWord("do"); }
 857     | "else" { $$ = CYNew CYWord("else"); }
 858     | "enum" { $$ = CYNew CYWord("enum"); }
 859     | "export" { $$ = CYNew CYWord("export"); }
 860     | "extends" { $$ = CYNew CYWord("extends"); }
 861     | "false" { $$ = CYNew CYWord("false"); }
 862     | "finally" { $$ = CYNew CYWord("finally"); }
 863     | "function" LexOf { $$ = CYNew CYWord("function"); }
 864     | "if" { $$ = CYNew CYWord("if"); }
 865     | "import" { $$ = CYNew CYWord("import"); }
 866     | "!in" { $$ = CYNew CYWord("in"); }
 867     | "!of" { $$ = CYNew CYWord("of"); }
 868     | "null" { $$ = CYNew CYWord("null"); }
 869     | "return" { $$ = CYNew CYWord("return"); }
 870     | "super" { $$ = CYNew CYWord("super"); }
 871     | "switch" { $$ = CYNew CYWord("switch"); }
 872     | "this" { $$ = CYNew CYWord("this"); }
 873     | "throw" { $$ = CYNew CYWord("throw"); }
 874     | "true" { $$ = CYNew CYWord("true"); }
 875     | "try" { $$ = CYNew CYWord("try"); }
 876     | "var" { $$ = CYNew CYWord("var"); }
 877     | "while" { $$ = CYNew CYWord("while"); }
 878     | "with" { $$ = CYNew CYWord("with"); }
 879     ;
 880
 881 Word
 882     : WordNoUnary[pass] { $$ = $pass; }
 883     | "delete" { $$ = CYNew CYWord("delete"); }
 884     | "typeof" { $$ = CYNew CYWord("typeof"); }
 885     | "void" { $$ = CYNew CYWord("void"); }
 886     | "yield" { $$ = CYNew CYIdentifier("yield"); }
 887     ;
 888
 889 @begin ObjectiveC
 890 WordOpt
 891     : Word[pass] { $$ = $pass; }
 892     | { $$ = NULL; }
 893     ;
 894 @end
 895 /* }}} */
 896 /* 11.8.1 Null Literals {{{ */
 897 NullLiteral
 898     : "null" { $$ = CYNew CYNull(); }
 899     ;
 900 /* }}} */
 901 /* 11.8.2 Boolean Literals {{{ */
 902 BooleanLiteral
 903     : "true" { $$ = CYNew CYTrue(); }
 904     | "false" { $$ = CYNew CYFalse(); }
 905     ;
 906 /* }}} */
 907 /* 11.8.5 Regular Expression Literals {{{ */
 908 RegularExpressionSlash
 909     : "/" { $$ = false; }
 910     | "/=" { $$ = true; }
 911     ;
 912
 913 RegularExpressionLiteral
 914     : RegularExpressionSlash[equals] { CYMPT(@$); driver.SetRegEx($equals); } RegularExpressionLiteral_[pass] { $$ = $pass; }
 915     ;
 916 /* }}} */
 917
 918 /* 11.9 Automatic Semicolon Insertion {{{ */
 919 StrictSemi
 920     : { driver.Warning(@$, "warning, automatic semi-colon insertion required"); }
 921     ;
 922
 923 NewLineNot
 924     : LexNewLineOrNot ""
 925     ;
 926
 927 NewLineOpt
 928     : LexNewLineOrNot "\n"
 929     | NewLineNot
 930     ;
 931
 932 TerminatorSoft
 933     : LexNewLineOrNot "\n" StrictSemi
 934     | NewLineNot LexOf Terminator
 935     ;
 936
 937 TerminatorHard
 938     : ";"
 939     | error { if (yyla.type_get() != yyeof_) CYERR(@error, "required semi-colon"); else CYEOK(); } StrictSemi
 940     ;
 941
 942 Terminator
 943     : ";"
 944     | error { if (yyla.type_get() != yyeof_ && yyla.type != yytranslate_(token::CloseBrace) && !driver.newline_) CYERR(@error, "required semi-colon"); else CYEOK(); } StrictSemi
 945     ;
 946
 947 TerminatorOpt
 948     : ";"
 949     | error { yyerrok; driver.errors_.pop_back(); } StrictSemi
 950     ;
 951 /* }}} */
 952
 953 /* 12.1 Identifiers {{{ */
 954 IdentifierReference
 955     : Identifier[pass] { $$ = CYNew CYVariable($pass); }
 956     | "yield" { $$ = CYNew CYVariable(CYNew CYIdentifier("yield")); }
 957     ;
 958
 959 BindingIdentifier
 960     : LexOf IdentifierNoOf[pass] { $$ = $pass; }
 961     | LexOf "!of" { $$ = CYNew CYIdentifier("of"); }
 962     | LexOf "yield" { $$ = CYNew CYIdentifier("yield"); }
 963     ;
 964
 965 BindingIdentifierOpt
 966     : BindingIdentifier[pass] { $$ = $pass; }
 967     | LexOf { $$ = NULL; }
 968     ;
 969
 970 LabelIdentifier
 971     : Identifier[pass] { $$ = $pass; }
 972     | "yield" { $$ = CYNew CYIdentifier("yield"); }
 973     ;
 974
 975 IdentifierTypeNoOf
 976     : Identifier_[pass] { $$ = $pass; }
 977     | "abstract" { $$ = CYNew CYIdentifier("abstract"); }
 978     | "as" { $$ = CYNew CYIdentifier("as"); }
 979     | "await" { $$ = CYNew CYIdentifier("await"); }
 980     | "boolean" { $$ = CYNew CYIdentifier("boolean"); }
 981     | "byte" { $$ = CYNew CYIdentifier("byte"); }
 982     | "constructor" { $$ = CYNew CYIdentifier("constructor"); }
 983     | "each" { $$ = CYNew CYIdentifier("each"); }
 984     | "eval" { $$ = CYNew CYIdentifier("eval"); }
 985     | "final" { $$ = CYNew CYIdentifier("final"); }
 986     | "from" { $$ = CYNew CYIdentifier("from"); }
 987     | "get" { $$ = CYNew CYIdentifier("get"); }
 988     | "goto" { $$ = CYNew CYIdentifier("goto"); }
 989     | "implements" { $$ = CYNew CYIdentifier("implements"); }
 990     | "Infinity" { $$ = CYNew CYIdentifier("Infinity"); }
 991     | "interface" { $$ = CYNew CYIdentifier("interface"); }
 992     | "let" { $$ = CYNew CYIdentifier("let"); }
 993     | "!let" LexBind LexOf { $$ = CYNew CYIdentifier("let"); }
 994     | "native" { $$ = CYNew CYIdentifier("native"); }
 995     | "package" { $$ = CYNew CYIdentifier("package"); }
 996     | "private" { $$ = CYNew CYIdentifier("private"); }
 997     | "protected" { $$ = CYNew CYIdentifier("protected"); }
 998     | "__proto__" { $$ = CYNew CYIdentifier("__proto__"); }
 999     | "prototype" { $$ = CYNew CYIdentifier("prototype"); }
1000     | "public" { $$ = CYNew CYIdentifier("public"); }
1001     | "set" { $$ = CYNew CYIdentifier("set"); }
1002     | "synchronized" { $$ = CYNew CYIdentifier("synchronized"); }
1003     | "target" { $$ = CYNew CYIdentifier("target"); }
1004     | "throws" { $$ = CYNew CYIdentifier("throws"); }
1005     | "transient" { $$ = CYNew CYIdentifier("transient"); }
1006     | "typeid" { $$ = CYNew CYIdentifier("typeid"); }
1007     | "undefined" { $$ = CYNew CYIdentifier("undefined"); }
1008 @begin ObjectiveC
1009     | "bool" { $$ = CYNew CYIdentifier("bool"); }
1010     | "BOOL" { $$ = CYNew CYIdentifier("BOOL"); }
1011     | "id" { $$ = CYNew CYIdentifier("id"); }
1012     | "SEL" { $$ = CYNew CYIdentifier("SEL"); }
1013 @end
1014     ;
1015
1016 IdentifierType
1017     : IdentifierTypeNoOf[pass] { $$ = $pass; }
1018     | "of" { $$ = CYNew CYIdentifier("of"); }
1019     ;
1020
1021 IdentifierTypeOpt
1022     : IdentifierType[pass] { $$ = $pass; }
1023     | { $$ = NULL; }
1024     ;
1025
1026 IdentifierNoOf
1027     : IdentifierTypeNoOf
1028     | "char" { $$ = CYNew CYIdentifier("char"); }
1029     | "double" { $$ = CYNew CYIdentifier("double"); }
1030     | "float" { $$ = CYNew CYIdentifier("float"); }
1031     | "int" { $$ = CYNew CYIdentifier("int"); }
1032     | "__int128" { $$ = CYNew CYIdentifier("__int128"); }
1033     | "long" { $$ = CYNew CYIdentifier("long"); }
1034     | "short" { $$ = CYNew CYIdentifier("short"); }
1035     | "static" { $$ = CYNew CYIdentifier("static"); }
1036     | "volatile" { $$ = CYNew CYIdentifier("volatile"); }
1037 @begin C
1038     | "signed" { $$ = CYNew CYIdentifier("signed"); }
1039     | "unsigned" { $$ = CYNew CYIdentifier("unsigned"); }
1040 @end
1041 @begin ObjectiveC
1042     | "nil" { $$ = CYNew CYIdentifier("nil"); }
1043     | "NO" { $$ = CYNew CYIdentifier("NO"); }
1044     | "NULL" { $$ = CYNew CYIdentifier("NULL"); }
1045     | "YES" { $$ = CYNew CYIdentifier("YES"); }
1046 @end
1047     ;
1048
1049 Identifier
1050     : IdentifierNoOf[pass] { $$ = $pass; }
1051     | "of" { $$ = CYNew CYIdentifier("of"); }
1052     | "!of" { $$ = CYNew CYIdentifier("of"); }
1053     ;
1054 /* }}} */
1055 /* 12.2 Primary Expression {{{ */
1056 PrimaryExpression
1057     : "this" { $$ = CYNew CYThis(); }
1058     | IdentifierReference[pass] { $$ = $pass; }
1059     | Literal[pass] { $$ = $pass; }
1060     | ArrayLiteral[pass] { $$ = $pass; }
1061     | ObjectLiteral[pass] { $$ = $pass; }
1062     | FunctionExpression[pass] { $$ = $pass; }
1063     | ClassExpression[pass] { $$ = $pass; }
1064     | GeneratorExpression[pass] { $$ = $pass; }
1065     | RegularExpressionLiteral[pass] { $$ = $pass; }
1066     | TemplateLiteral[pass] { $$ = $pass; }
1067     | CoverParenthesizedExpressionAndArrowParameterList[cover] { if ($cover == NULL) CYERR(@cover, "invalid parenthetical"); $$ = $cover; }
1068     | AutoComplete { driver.mode_ = CYDriver::AutoPrimary; YYACCEPT; }
1069     ;
1070
1071 CoverParenthesizedExpressionAndArrowParameterList
1072     : "(" Expression[expression] ")" { $$ = CYNew CYParenthetical($expression); }
1073     | "(" LexOf ")" { $$ = NULL; }
1074     | "(" LexOf "..." BindingIdentifier ")" { CYNOT(@$); }
1075     | "(" Expression "," LexOf "..." BindingIdentifier ")" { CYNOT(@$); }
1076     ;
1077 /* }}} */
1078 /* 12.2.4 Literals {{{ */
1079 Literal
1080     : NullLiteral[pass] { $$ = $pass; }
1081     | BooleanLiteral[pass] { $$ = $pass; }
1082     | NumericLiteral[pass] { $$ = $pass; }
1083     | StringLiteral[pass] { $$ = $pass; }
1084     ;
1085 /* }}} */
1086 /* 12.2.5 Array Initializer {{{ */
1087 ArrayLiteral
1088     : "[" ElementListOpt[elements] "]" { $$ = CYNew CYArray($elements); }
1089     ;
1090
1091 ArrayElement
1092     : AssignmentExpression[value] { $$ = CYNew CYElementValue($value); }
1093     | LexOf "..." AssignmentExpression[values] { $$ = CYNew CYElementSpread($values); }
1094     ;
1095
1096 ElementList_
1097     : "," ElementListOpt[elements] { $$ = $elements; }
1098     | { $$ = NULL; }
1099     ;
1100
1101 ElementList
1102     : ArrayElement[element] ElementList_[next] { $$ = $element; $$->SetNext($next); }
1103     | LexOf "," ElementListOpt[next] { $$ = CYNew CYElementValue(NULL, $next); }
1104     ;
1105
1106 ElementListOpt
1107     : ElementList[pass] { $$ = $pass; }
1108     | LexOf { $$ = NULL; }
1109     ;
1110 /* }}} */
1111 /* 12.2.6 Object Initializer {{{ */
1112 ObjectLiteral
1113     : "{" PropertyDefinitionListOpt[properties] "}" { $$ = CYNew CYObject($properties); }
1114     ;
1115
1116 PropertyDefinitionList_
1117     : "," PropertyDefinitionListOpt[properties] { $$ = $properties; }
1118     | { $$ = NULL; }
1119     ;
1120
1121 PropertyDefinitionList
1122     : PropertyDefinition[property] PropertyDefinitionList_[next] { $property->SetNext($next); $$ = $property; }
1123     ;
1124
1125 PropertyDefinitionListOpt
1126     : PropertyDefinitionList[properties] { $$ = $properties; }
1127     | { $$ = NULL; }
1128     ;
1129
1130 PropertyDefinition
1131     : IdentifierReference[value] { $$ = CYNew CYPropertyValue($value->name_, $value); }
1132     | CoverInitializedName[name] { CYNOT(@$); }
1133     | PropertyName[name] ":" AssignmentExpression[value] { $$ = CYNew CYPropertyValue($name, $value); }
1134     | MethodDefinition[pass] { $$ = $pass; }
1135     ;
1136
1137 PropertyName
1138     : LiteralPropertyName[pass] { $$ = $pass; }
1139     | ComputedPropertyName[pass] { $$ = $pass; }
1140     ;
1141
1142 LiteralPropertyName
1143     : IdentifierName[pass] { $$ = $pass; }
1144     | StringLiteral[pass] { $$ = $pass; }
1145     | NumericLiteral[pass] { $$ = $pass; }
1146     ;
1147
1148 ComputedPropertyName
1149     : "[" AssignmentExpression[expression] "]" { $$ = CYNew CYComputed($expression); }
1150     ;
1151
1152 CoverInitializedName
1153     : IdentifierReference Initializer
1154     ;
1155
1156 Initializer
1157     : "=" AssignmentExpression[initializer] { $$ = $initializer; }
1158     ;
1159
1160 InitializerOpt
1161     : Initializer[pass] { $$ = $pass; }
1162     | { $$ = NULL; }
1163     ;
1164 /* }}} */
1165 /* 12.2.9 Template Literals {{{ */
1166 TemplateLiteral
1167     : NoSubstitutionTemplate[string] { $$ = CYNew CYTemplate($string, NULL); }
1168     | TemplateHead[string] LexPushInOff TemplateSpans[spans] { $$ = CYNew CYTemplate($string, $spans); }
1169     ;
1170
1171 TemplateSpans
1172     : Expression[value] TemplateMiddle[string] TemplateSpans[spans] { $$ = CYNew CYSpan($value, $string, $spans); }
1173     | Expression[value] TemplateTail[string] LexPopIn { $$ = CYNew CYSpan($value, $string, NULL); }
1174     ;
1175 /* }}} */
1176
1177 /* 12.3 Left-Hand-Side Expressions {{{ */
1178 MemberAccess
1179     : "[" Expression[property] "]" { $$ = CYNew CYDirectMember(NULL, $property); }
1180     | "." IdentifierName[property] { $$ = CYNew CYDirectMember(NULL, CYNew CYString($property)); }
1181     | "." AutoComplete { driver.mode_ = CYDriver::AutoDirect; YYACCEPT; }
1182     | TemplateLiteral { CYNOT(@$); }
1183     ;
1184
1185 MemberExpression
1186     : PrimaryExpression[pass] { $$ = $pass; }
1187     | MemberExpression[object] { driver.context_ = $object; } MemberAccess[member] { $member->SetLeft($object); $$ = $member; }
1188     | SuperProperty[pass] { $$ = $pass; }
1189     | MetaProperty { CYNOT(@$); }
1190     | "new" MemberExpression[constructor] Arguments[arguments] { $$ = CYNew cy::Syntax::New($constructor, $arguments); }
1191     ;
1192
1193 SuperProperty
1194     : Super "[" Expression[property] "]" { $$ = CYNew CYSuperAccess($property); }
1195     | Super "." IdentifierName[property] { $$ = CYNew CYSuperAccess(CYNew CYString($property)); }
1196     ;
1197
1198 MetaProperty
1199     : NewTarget
1200     ;
1201
1202 NewTarget
1203     : "new" "." "target"
1204     ;
1205
1206 NewExpression
1207     : MemberExpression[pass] { $$ = $pass; }
1208     | "new" NewExpression[expression] { $$ = CYNew cy::Syntax::New($expression, NULL); }
1209     ;
1210
1211 CallExpression_
1212     : MemberExpression[pass] { $$ = $pass; }
1213     | CallExpression[pass] { $$ = $pass; }
1214     ;
1215
1216 CallExpression
1217     : CallExpression_[function] Arguments[arguments] { if (!$function->Eval()) $$ = CYNew CYCall($function, $arguments); else $$ = CYNew CYEval($arguments); }
1218     | SuperCall[pass] { $$ = $pass; }
1219     | CallExpression[object] { driver.context_ = $object; } MemberAccess[member] { $member->SetLeft($object); $$ = $member; }
1220     ;
1221
1222 SuperCall
1223     : Super Arguments[arguments] { $$ = CYNew CYSuperCall($arguments); }
1224     ;
1225
1226 Arguments
1227     : "(" ArgumentListOpt[arguments] ")" { $$ = $arguments; }
1228     ;
1229
1230 ArgumentList_
1231     : "," ArgumentList[arguments] { $$ = $arguments; }
1232     | { $$ = NULL; }
1233     ;
1234
1235 ArgumentList
1236     : AssignmentExpression[value] ArgumentList_[next] { $$ = CYNew CYArgument(NULL, $value, $next); }
1237     | LexOf "..." AssignmentExpression { CYNOT(@$); }
1238     ;
1239
1240 ArgumentListOpt
1241     : ArgumentList[pass] { $$ = $pass; }
1242     | LexOf { $$ = NULL; }
1243     ;
1244
1245 AccessExpression
1246     : NewExpression[pass] { $$ = $pass; }
1247     | CallExpression[pass] { $$ = $pass; }
1248     ;
1249
1250 LeftHandSideExpression
1251     : BracedExpression[pass] { $$ = $pass; }
1252     | IndirectExpression[pass] { $$ = $pass; }
1253     ;
1254 /* }}} */
1255 /* 12.4 Postfix Expressions {{{ */
1256 PostfixExpression
1257     : BracedExpression[pass] { $$ = $pass; }
1258     | AccessExpression[lhs] LexNewLineOrOpt "++" { $$ = CYNew CYPostIncrement($lhs); }
1259     | AccessExpression[lhs] LexNewLineOrOpt "--" { $$ = CYNew CYPostDecrement($lhs); }
1260     ;
1261 /* }}} */
1262 /* 12.5 Unary Operators {{{ */
1263 UnaryExpression_
1264     : "delete" UnaryExpression[rhs] { $$ = CYNew CYDelete($rhs); }
1265     | "void" UnaryExpression[rhs] { $$ = CYNew CYVoid($rhs); }
1266     | "typeof" UnaryExpression[rhs] { $$ = CYNew CYTypeOf($rhs); }
1267     | "++" UnaryExpression[rhs] { $$ = CYNew CYPreIncrement($rhs); }
1268     | "--" UnaryExpression[rhs] { $$ = CYNew CYPreDecrement($rhs); }
1269     | "+" UnaryExpression[rhs] { $$ = CYNew CYAffirm($rhs); }
1270     | "-" UnaryExpression[rhs] { $$ = CYNew CYNegate($rhs); }
1271     | "~" UnaryExpression[rhs] { $$ = CYNew CYBitwiseNot($rhs); }
1272     | "!" UnaryExpression[rhs] { $$ = CYNew CYLogicalNot($rhs); }
1273     ;
1274
1275 UnaryExpression
1276     : PostfixExpression[expression] { $$ = $expression; }
1277     | UnaryExpression_[pass] { $$ = $pass; }
1278     ;
1279 /* }}} */
1280 /* 12.6 Multiplicative Operators {{{ */
1281 MultiplicativeExpression
1282     : UnaryExpression[pass] { $$ = $pass; }
1283     | MultiplicativeExpression[lhs] "*" UnaryExpression[rhs] { $$ = CYNew CYMultiply($lhs, $rhs); }
1284     | MultiplicativeExpression[lhs] "/" UnaryExpression[rhs] { $$ = CYNew CYDivide($lhs, $rhs); }
1285     | MultiplicativeExpression[lhs] "%" UnaryExpression[rhs] { $$ = CYNew CYModulus($lhs, $rhs); }
1286     ;
1287 /* }}} */
1288 /* 12.7 Additive Operators {{{ */
1289 AdditiveExpression
1290     : MultiplicativeExpression[pass] { $$ = $pass; }
1291     | AdditiveExpression[lhs] "+" MultiplicativeExpression[rhs] { $$ = CYNew CYAdd($lhs, $rhs); }
1292     | AdditiveExpression[lhs] "-" MultiplicativeExpression[rhs] { $$ = CYNew CYSubtract($lhs, $rhs); }
1293     ;
1294 /* }}} */
1295 /* 12.8 Bitwise Shift Operators {{{ */
1296 ShiftExpression
1297     : AdditiveExpression[pass] { $$ = $pass; }
1298     | ShiftExpression[lhs] "<<" AdditiveExpression[rhs] { $$ = CYNew CYShiftLeft($lhs, $rhs); }
1299     | ShiftExpression[lhs] ">>" AdditiveExpression[rhs] { $$ = CYNew CYShiftRightSigned($lhs, $rhs); }
1300     | ShiftExpression[lhs] ">>>" AdditiveExpression[rhs] { $$ = CYNew CYShiftRightUnsigned($lhs, $rhs); }
1301     ;
1302 /* }}} */
1303 /* 12.9 Relational Operators {{{ */
1304 RelationalExpression
1305     : ShiftExpression[pass] { $$ = $pass; }
1306     | RelationalExpression[lhs] "<" ShiftExpression[rhs] { $$ = CYNew CYLess($lhs, $rhs); }
1307     | RelationalExpression[lhs] ">" ShiftExpression[rhs] { $$ = CYNew CYGreater($lhs, $rhs); }
1308     | RelationalExpression[lhs] "<=" ShiftExpression[rhs] { $$ = CYNew CYLessOrEqual($lhs, $rhs); }
1309     | RelationalExpression[lhs] ">=" ShiftExpression[rhs] { $$ = CYNew CYGreaterOrEqual($lhs, $rhs); }
1310     | RelationalExpression[lhs] "instanceof" ShiftExpression[rhs] { $$ = CYNew CYInstanceOf($lhs, $rhs); }
1311     | RelationalExpression[lhs] "in" ShiftExpression[rhs] { $$ = CYNew CYIn($lhs, $rhs); }
1312     ;
1313 /* }}} */
1314 /* 12.10 Equality Operators {{{ */
1315 EqualityExpression
1316     : RelationalExpression[pass] { $$ = $pass; }
1317     | EqualityExpression[lhs] "==" RelationalExpression[rhs] { $$ = CYNew CYEqual($lhs, $rhs); }
1318     | EqualityExpression[lhs] "!=" RelationalExpression[rhs] { $$ = CYNew CYNotEqual($lhs, $rhs); }
1319     | EqualityExpression[lhs] "===" RelationalExpression[rhs] { $$ = CYNew CYIdentical($lhs, $rhs); }
1320     | EqualityExpression[lhs] "!==" RelationalExpression[rhs] { $$ = CYNew CYNotIdentical($lhs, $rhs); }
1321     ;
1322 /* }}} */
1323 /* 12.11 Binary Bitwise Operators {{{ */
1324 BitwiseANDExpression
1325     : EqualityExpression[pass] { $$ = $pass; }
1326     | BitwiseANDExpression[lhs] "&" EqualityExpression[rhs] { $$ = CYNew CYBitwiseAnd($lhs, $rhs); }
1327     ;
1328
1329 BitwiseXORExpression
1330     : BitwiseANDExpression[pass] { $$ = $pass; }
1331     | BitwiseXORExpression[lhs] "^" BitwiseANDExpression[rhs] { $$ = CYNew CYBitwiseXOr($lhs, $rhs); }
1332     ;
1333
1334 BitwiseORExpression
1335     : BitwiseXORExpression[pass] { $$ = $pass; }
1336     | BitwiseORExpression[lhs] "|" BitwiseXORExpression[rhs] { $$ = CYNew CYBitwiseOr($lhs, $rhs); }
1337     ;
1338 /* }}} */
1339 /* 12.12 Binary Logical Operators {{{ */
1340 LogicalANDExpression
1341     : BitwiseORExpression[pass] { $$ = $pass; }
1342     | LogicalANDExpression[lhs] "&&" BitwiseORExpression[rhs] { $$ = CYNew CYLogicalAnd($lhs, $rhs); }
1343     ;
1344
1345 LogicalORExpression
1346     : LogicalANDExpression[pass] { $$ = $pass; }
1347     | LogicalORExpression[lhs] "||" LogicalANDExpression[rhs] { $$ = CYNew CYLogicalOr($lhs, $rhs); }
1348     ;
1349 /* }}} */
1350 /* 12.13 Conditional Operator ( ? : ) {{{ */
1351 @begin ObjectiveC
1352 ConditionalExpressionClassic
1353     : LogicalORExpression[pass] { $$ = $pass; }
1354     | LogicalORExpression[test] "?" LexPushInOff AssignmentExpression[true] ":" LexPopIn AssignmentExpressionClassic[false] { $$ = CYNew CYCondition($test, $true, $false); }
1355     ;
1356 @end
1357
1358 ConditionalExpression
1359     : LogicalORExpression[pass] { $$ = $pass; }
1360     | LogicalORExpression[test] "?" LexPushInOff AssignmentExpression[true] ":" LexPopIn AssignmentExpression[false] { $$ = CYNew CYCondition($test, $true, $false); }
1361     ;
1362 /* }}} */
1363 /* 12.14 Assignment Operators {{{ */
1364 LeftHandSideAssignment
1365     : LeftHandSideExpression[lhs] "=" { $$ = CYNew CYAssign($lhs, NULL); }
1366     | LeftHandSideExpression[lhs] "*=" { $$ = CYNew CYMultiplyAssign($lhs, NULL); }
1367     | LeftHandSideExpression[lhs] "/=" { $$ = CYNew CYDivideAssign($lhs, NULL); }
1368     | LeftHandSideExpression[lhs] "%=" { $$ = CYNew CYModulusAssign($lhs, NULL); }
1369     | LeftHandSideExpression[lhs] "+=" { $$ = CYNew CYAddAssign($lhs, NULL); }
1370     | LeftHandSideExpression[lhs] "-=" { $$ = CYNew CYSubtractAssign($lhs, NULL); }
1371     | LeftHandSideExpression[lhs] "<<=" { $$ = CYNew CYShiftLeftAssign($lhs, NULL); }
1372     | LeftHandSideExpression[lhs] ">>=" { $$ = CYNew CYShiftRightSignedAssign($lhs, NULL); }
1373     | LeftHandSideExpression[lhs] ">>>=" { $$ = CYNew CYShiftRightUnsignedAssign($lhs, NULL); }
1374     | LeftHandSideExpression[lhs] "&=" { $$ = CYNew CYBitwiseAndAssign($lhs, NULL); }
1375     | LeftHandSideExpression[lhs] "^=" { $$ = CYNew CYBitwiseXOrAssign($lhs, NULL); }
1376     | LeftHandSideExpression[lhs] "|=" { $$ = CYNew CYBitwiseOrAssign($lhs, NULL); }
1377     ;
1378
1379 @begin ObjectiveC
1380 AssignmentExpressionClassic
1381     : LexOf ConditionalExpressionClassic[pass] { $$ = $pass; }
1382     | LexOf LeftHandSideAssignment[assignment] AssignmentExpressionClassic[rhs] { $assignment->SetRight($rhs); $$ = $assignment; }
1383     ;
1384 @end
1385
1386 AssignmentExpression
1387     : LexOf ConditionalExpression[pass] { $$ = $pass; }
1388     | LexOf YieldExpression[pass] { $$ = $pass; }
1389     | ArrowFunction[pass] { $$ = $pass; }
1390     | LexOf LeftHandSideAssignment[assignment] AssignmentExpression[rhs] { $assignment->SetRight($rhs); $$ = $assignment; }
1391     ;
1392 /* }}} */
1393 /* 12.15 Comma Operator ( , ) {{{ */
1394 Expression
1395     : AssignmentExpression[pass] { $$ = $pass; }
1396     | Expression[expression] "," AssignmentExpression[next] { $$ = CYNew CYCompound($expression, $next); }
1397     ;
1398
1399 ExpressionOpt
1400     : Expression[pass] { $$ = $pass; }
1401     | LexOf { $$ = NULL; }
1402     ;
1403 /* }}} */
1404
1405 /* 13 Statements and Declarations {{{ */
1406 Statement__
1407     : BlockStatement[pass] { $$ = $pass; }
1408     | VariableStatement[pass] { $$ = $pass; }
1409     | EmptyStatement[pass] { $$ = $pass; }
1410     | IfStatement[pass] { $$ = $pass; }
1411     | BreakableStatement[pass] { $$ = $pass; }
1412     | ContinueStatement[pass] { $$ = $pass; }
1413     | BreakStatement[pass] { $$ = $pass; }
1414     | ReturnStatement[pass] { $$ = $pass; }
1415     | WithStatement[pass] { $$ = $pass; }
1416     | LabelledStatement[pass] { $$ = $pass; }
1417     | ThrowStatement[pass] { $$ = $pass; }
1418     | TryStatement[pass] { $$ = $pass; }
1419     | DebuggerStatement[pass] { $$ = $pass; }
1420     ;
1421
1422 Statement_
1423     : LexOf Statement__[pass] { $$ = $pass; }
1424     | ExpressionStatement[pass] { $$ = $pass; }
1425     ;
1426
1427 Statement
1428     : LexSetStatement LexLet Statement_[pass] { $$ = $pass; }
1429     ;
1430
1431 Declaration_
1432     : HoistableDeclaration[pass] { $$ = $pass; }
1433     | ClassDeclaration[pass] { $$ = $pass; }
1434     ;
1435
1436 Declaration
1437     : LexSetStatement LexLet LexOf Declaration_[pass] { $$ = $pass; }
1438     | LexSetStatement LexicalDeclaration[pass] { $$ = $pass; }
1439     ;
1440
1441 HoistableDeclaration
1442     : FunctionDeclaration[pass] { $$ = $pass; }
1443     | GeneratorDeclaration[pass] { $$ = $pass; }
1444     ;
1445
1446 BreakableStatement
1447     : IterationStatement[pass] { $$ = $pass; }
1448     | SwitchStatement[pass] { $$ = $pass; }
1449     ;
1450 /* }}} */
1451 /* 13.2 Block {{{ */
1452 BlockStatement
1453     : ";{" StatementListOpt[code] "}" { $$ = CYNew CYBlock($code); }
1454     ;
1455
1456 Block
1457     : "{" StatementListOpt[code] "}" { $$ = $code; }
1458     ;
1459
1460 StatementList
1461     : StatementListItem[statement] StatementListOpt[next] { $$ = $statement; CYSetLast($$) = $next; }
1462     ;
1463
1464 StatementListOpt
1465     : StatementList[pass] { $$ = $pass; }
1466     | LexSetStatement LexLet LexOf { $$ = NULL; }
1467     ;
1468
1469 StatementListItem
1470     : Statement[pass] { $$ = $pass; }
1471     | Declaration[pass] { $$ = $pass; }
1472     ;
1473 /* }}} */
1474 /* 13.3 Let and Const Declarations {{{ */
1475 LexicalDeclaration_
1476     : LetOrConst[constant] BindingList[bindings] { $$ = CYNew CYLexical($constant, $bindings); }
1477     ;
1478
1479 LexicalDeclaration
1480     : LexicalDeclaration_[statement] Terminator { $$ = $statement; }
1481     ;
1482
1483 LexLet
1484     : { CYMAP(_let__, _let_); }
1485     ;
1486
1487 LexOf
1488     : { CYMAP(_of__, _of_); }
1489     ;
1490
1491 LexBind
1492     : { CYMAP(OpenBrace_let, OpenBrace); CYMAP(OpenBracket_let, OpenBracket); }
1493     ;
1494
1495 LetOrConst
1496     : LexLet LexOf "!let" LexBind LexOf { $$ = false; }
1497     | LexLet LexOf "const" { $$ = true; }
1498     ;
1499
1500 BindingList_
1501     : "," LexBind BindingList[bindings] { $$ = $bindings; }
1502     | { $$ = NULL; }
1503     ;
1504
1505 BindingList
1506     : LexicalBinding[binding] BindingList_[next] { $$ = CYNew CYBindings($binding, $next); }
1507     ;
1508
1509 LexicalBinding
1510     : BindingIdentifier[identifier] InitializerOpt[initializer] { $$ = CYNew CYBinding($identifier, $initializer); }
1511     | LexOf BindingPattern Initializer { CYNOT(@$); }
1512     ;
1513 /* }}} */
1514 /* 13.3.2 Variable Statement {{{ */
1515 VariableStatement_
1516     : Var_ VariableDeclarationList[bindings] { $$ = CYNew CYVar($bindings); }
1517     ;
1518
1519 VariableStatement
1520     : VariableStatement_[statement] Terminator { $$ = $statement; }
1521     ;
1522
1523 VariableDeclarationList_
1524     : "," VariableDeclarationList[bindings] { $$ = $bindings; }
1525     | { $$ = NULL; }
1526     ;
1527
1528 VariableDeclarationList
1529     : LexBind VariableDeclaration[binding] VariableDeclarationList_[next] { $$ = CYNew CYBindings($binding, $next); }
1530     ;
1531
1532 VariableDeclaration
1533     : BindingIdentifier[identifier] InitializerOpt[initializer] { $$ = CYNew CYBinding($identifier, $initializer); }
1534     | LexOf BindingPattern Initializer { CYNOT(@$); }
1535     ;
1536 /* }}} */
1537 /* 13.3.3 Destructuring Binding Patterns {{{ */
1538 BindingPattern
1539     : ObjectBindingPattern
1540     | ArrayBindingPattern
1541     ;
1542
1543 ObjectBindingPattern
1544     : "let {" BindingPropertyListOpt "}"
1545     ;
1546
1547 ArrayBindingPattern
1548     : "let [" BindingElementListOpt "]"
1549     ;
1550
1551 BindingPropertyList_
1552     : "," BindingPropertyListOpt
1553     |
1554     ;
1555
1556 BindingPropertyList
1557     : BindingProperty BindingPropertyList_
1558     ;
1559
1560 BindingPropertyListOpt
1561     : BindingPropertyList
1562     | LexOf
1563     ;
1564
1565 BindingElementList
1566     : BindingElementOpt[element] "," BindingElementListOpt[next]
1567     | BindingRestElement[element]
1568     | BindingElement[element]
1569     ;
1570
1571 BindingElementListOpt
1572     : BindingElementList[pass]
1573     | LexBind LexOf
1574     ;
1575
1576 BindingProperty
1577     : SingleNameBinding
1578     | LexOf PropertyName ":" BindingElement
1579     ;
1580
1581 BindingElement
1582     : LexBind SingleNameBinding[pass] { $$ = $pass; }
1583     | LexBind LexOf BindingPattern InitializerOpt[initializer] { CYNOT(@$); }
1584     ;
1585
1586 BindingElementOpt
1587     : BindingElement[pass]
1588     | LexBind LexOf
1589     ;
1590
1591 SingleNameBinding
1592     : BindingIdentifier[identifier] InitializerOpt[initializer] { $$ = CYNew CYBinding($identifier, $initializer); }
1593     ;
1594
1595 BindingRestElement
1596     : LexBind LexOf "..." BindingIdentifier
1597     ;
1598 /* }}} */
1599 /* 13.4 Empty Statement {{{ */
1600 EmptyStatement
1601     : ";" { $$ = CYNew CYEmpty(); }
1602     ;
1603 /* }}} */
1604 /* 13.5 Expression Statement {{{ */
1605 ExpressionStatement_
1606     : Expression[expression] { $$ = CYNew CYExpress($[expression]); }
1607
1608 ExpressionStatement
1609     : ExpressionStatement_[statement] Terminator { $$ = $statement; }
1610     ;
1611 /* }}} */
1612 /* 13.6 The if Statement {{{ */
1613 ElseStatementOpt
1614     : "else" Statement[false] { $$ = $false; }
1615     | %prec "if" { $$ = NULL; }
1616     ;
1617
1618 IfStatement
1619     : "if" "(" Expression[test] ")" Statement[true] ElseStatementOpt[false] { $$ = CYNew CYIf($test, $true, $false); }
1620     ;
1621 /* }}} */
1622 /* 13.7 Iteration Statements {{{ */
1623 IterationStatement
1624     : "do" Statement[code] "while" "(" Expression[test] ")" TerminatorOpt { $$ = CYNew CYDoWhile($test, $code); }
1625     | "while" "(" Expression[test] ")" Statement[code] { $$ = CYNew CYWhile($test, $code); }
1626     | "for" "(" LexPushInOn ForStatementInitializer[initializer] LexPopIn ExpressionOpt[test] ";" ExpressionOpt[increment] ")" Statement[code] { $$ = CYNew CYFor($initializer, $test, $increment, $code); }
1627     | "for" "(" LexPushInOn LexLet LexOf Var_ LexBind BindingIdentifier[identifier] Initializer[initializer] "!in" LexPopIn Expression[iterable] ")" Statement[code] { $$ = CYNew CYForInitialized(CYNew CYBinding($identifier, $initializer), $iterable, $code); }
1628     | "for" "(" LexPushInOn ForInStatementInitializer[initializer] "!in" LexPopIn Expression[iterable] ")" Statement[code] { $$ = CYNew CYForIn($initializer, $iterable, $code); }
1629     | "for" "(" LexPushInOn ForInStatementInitializer[initializer] "of" LexPopIn AssignmentExpression[iterable] ")" Statement[code] { $$ = CYNew CYForOf($initializer, $iterable, $code); }
1630     ;
1631
1632 ForStatementInitializer
1633     : LexLet LexOf EmptyStatement[pass] { $$ = $pass; }
1634     | LexLet ExpressionStatement_[initializer] ";" { $$ = $initializer; }
1635     | LexLet LexOf VariableStatement_[initializer] ";" { $$ = $initializer; }
1636     | LexicalDeclaration_[initializer] ";" { $$ = $initializer; }
1637     ;
1638
1639 ForInStatementInitializer
1640     : LexLet LexOf BracedExpression[pass] { $$ = $pass; }
1641     | LexLet LexOf IndirectExpression[pass] { $$ = $pass; }
1642     | LexLet LexOf Var_ LexBind ForBinding[binding] { $$ = CYNew CYForVariable($binding); }
1643     | ForDeclaration[pass] { $$ = $pass; }
1644     ;
1645
1646 ForDeclaration
1647     : LetOrConst[constant] ForBinding[binding] { $$ = CYNew CYForLexical($constant, $binding); }
1648     ;
1649
1650 ForBinding
1651     : BindingIdentifier[identifier] { $$ = CYNew CYBinding($identifier, NULL); }
1652     | LexOf BindingPattern { CYNOT(@$); }
1653     ;
1654 /* }}} */
1655 /* 13.8 The continue Statement {{{ */
1656 ContinueStatement
1657     : "continue" TerminatorSoft { $$ = CYNew CYContinue(NULL); }
1658     | "continue" NewLineNot LexOf Identifier[label] Terminator { $$ = CYNew CYContinue($label); }
1659     ;
1660 /* }}} */
1661 /* 13.9 The break Statement {{{ */
1662 BreakStatement
1663     : "break" TerminatorSoft { $$ = CYNew CYBreak(NULL); }
1664     | "break" NewLineNot LexOf Identifier[label] Terminator { $$ = CYNew CYBreak($label); }
1665     ;
1666 /* }}} */
1667 /* 13.10 The return Statement {{{ */
1668 ReturnStatement
1669     : Return TerminatorSoft { $$ = CYNew CYReturn(NULL); }
1670     | Return NewLineNot Expression[value] Terminator { $$ = CYNew CYReturn($value); }
1671     ;
1672 /* }}} */
1673 /* 13.11 The with Statement {{{ */
1674 WithStatement
1675     : "with" "(" Expression[scope] ")" Statement[code] { $$ = CYNew CYWith($scope, $code); }
1676     ;
1677 /* }}} */
1678 /* 13.12 The switch Statement {{{ */
1679 SwitchStatement
1680     : "switch" "(" Expression[value] ")" CaseBlock[clauses] { $$ = CYNew CYSwitch($value, $clauses); }
1681     ;
1682
1683 CaseBlock
1684     : "{" CaseClausesOpt[clauses] "}" { $$ = $clauses; }
1685     ;
1686
1687 CaseClause
1688     : "case" Expression[value] ":" StatementListOpt[code] { $$ = CYNew CYClause($value, $code); }
1689     ;
1690
1691 CaseClausesOpt
1692     : CaseClause[clause] CaseClausesOpt[next] { $clause->SetNext($next); $$ = $clause; }
1693     | DefaultClause[clause] CaseClausesOpt[next] { $clause->SetNext($next); $$ = $clause; }
1694     | { $$ = NULL; }
1695     ;
1696
1697 // XXX: the standard makes certain you can only have one of these
1698 DefaultClause
1699     : "default" ":" StatementListOpt[code] { $$ = CYNew CYClause(NULL, $code); }
1700     ;
1701 /* }}} */
1702 /* 13.13 Labelled Statements {{{ */
1703 LabelledStatement
1704     : LabelIdentifier[name] ":" LabelledItem[statement] { $$ = CYNew CYLabel($name, $statement); }
1705     ;
1706
1707 LabelledItem
1708     : Statement[pass] { $$ = $pass; }
1709     | LexSetStatement LexLet LexOf FunctionDeclaration[pass] { $$ = $pass; }
1710     ;
1711 /* }}} */
1712 /* 13.14 The throw Statement {{{ */
1713 ThrowStatement
1714     : "throw"[throw] TerminatorSoft { CYERR(@throw, "throw without exception"); }
1715     | "throw" NewLineNot Expression[value] Terminator { $$ = CYNew cy::Syntax::Throw($value); }
1716     ;
1717 /* }}} */
1718 /* 13.15 The try Statement {{{ */
1719 TryStatement
1720     : "try" Block[code] Catch[catch] { $$ = CYNew cy::Syntax::Try($code, $catch, NULL); }
1721     | "try" Block[code] Finally[finally] { $$ = CYNew cy::Syntax::Try($code, NULL, $finally); }
1722     | "try" Block[code] Catch[catch] Finally[finally] { $$ = CYNew cy::Syntax::Try($code, $catch, $finally); }
1723     ;
1724
1725 Catch
1726     : "catch" "(" LexBind CatchParameter[name] ")" Block[code] { $$ = CYNew cy::Syntax::Catch($name, $code); }
1727     ;
1728
1729 Finally
1730     : "finally" Block[code] { $$ = CYNew CYFinally($code); }
1731     ;
1732
1733 CatchParameter
1734     : BindingIdentifier[pass] { $$ = $pass; }
1735     | LexOf BindingPattern { CYNOT(@$); }
1736     ;
1737 /* }}} */
1738 /* 13.16 The debugger Statement {{{ */
1739 DebuggerStatement
1740     : "debugger" Terminator { $$ = CYNew CYDebugger(); }
1741     ;
1742 /* }}} */
1743
1744 /* 14.1 Function Definitions {{{ */
1745 FunctionDeclaration
1746     : ";function" BindingIdentifier[name] "(" FormalParameters[parameters] ")" "{" LexPushSuperOff FunctionBody[code] "}" LexPopSuper { $$ = CYNew CYFunctionStatement($name, $parameters, $code); }
1747     ;
1748
1749 FunctionExpression
1750     : "function" BindingIdentifierOpt[name] "(" FormalParameters[parameters] ")" "{" LexPushSuperOff FunctionBody[code] "}" LexPopSuper { $$ = CYNew CYFunctionExpression($name, $parameters, $code); }
1751     ;
1752
1753 StrictFormalParameters
1754     : FormalParameters[pass] { $$ = $pass; }
1755     ;
1756
1757 FormalParameters
1758     : LexBind LexOf { $$ = NULL; }
1759     | FormalParameterList
1760     ;
1761
1762 FormalParameterList_
1763     : "," FormalParameterList[parameters] { $$ = $parameters; }
1764     | { $$ = NULL; }
1765     ;
1766
1767 FormalParameterList
1768     : FunctionRestParameter { CYNOT(@$); }
1769     | FormalParameter[binding] FormalParameterList_[next] { $$ = CYNew CYFunctionParameter($binding, $next); }
1770     ;
1771
1772 FunctionRestParameter
1773     : BindingRestElement
1774     ;
1775
1776 FormalParameter
1777     : BindingElement[pass] { $$ = $pass; }
1778     ;
1779
1780 FunctionBody
1781     : LexPushYieldOff FunctionStatementList[code] LexPopYield { $$ = $code; }
1782     ;
1783
1784 FunctionStatementList
1785     : LexPushReturnOn StatementListOpt[code] LexPopReturn { $$ = $code; }
1786     ;
1787 /* }}} */
1788 /* 14.2 Arrow Function Definitions {{{ */
1789 ArrowFunction
1790     : ArrowParameters[parameters] LexNewLineOrOpt "=>" LexNoBrace ConciseBody[code] { $$ = CYNew CYFatArrow($parameters, $code); }
1791     ;
1792
1793 ArrowParameters
1794     : BindingIdentifier[identifier] { $$ = CYNew CYFunctionParameter(CYNew CYBinding($identifier)); }
1795     | LexOf CoverParenthesizedExpressionAndArrowParameterList[cover] { if ($cover == NULL) $$ = NULL; else { $$ = $cover->expression_->Parameter(); if ($$ == NULL) CYERR(@cover, "invalid parameter list"); } }
1796     ;
1797
1798 ConciseBody
1799     : AssignmentExpression[expression] { $$ = CYNew CYReturn($expression); }
1800     | LexOf ";{" FunctionBody[code] "}" { $$ = $code; }
1801     ;
1802 /* }}} */
1803 /* 14.3 Method Definitions {{{ */
1804 MethodDefinition
1805     : PropertyName[name] "(" StrictFormalParameters[parameters] ")" "{" FunctionBody[code] "}" { $$ = CYNew CYPropertyMethod($name, $parameters, $code); }
1806     | GeneratorMethod[pass] { $$ = $pass; }
1807     | "get" PropertyName[name] "(" ")" "{" FunctionBody[code] "}" { $$ = CYNew CYPropertyGetter($name, $code); }
1808     | "set" PropertyName[name] "(" PropertySetParameterList[parameter] ")" "{" FunctionBody[code] "}" { $$ = CYNew CYPropertySetter($name, $parameter, $code); }
1809     ;
1810
1811 PropertySetParameterList
1812     : FormalParameter[binding] { $$ = CYNew CYFunctionParameter($binding); }
1813     ;
1814 /* }}} */
1815 /* 14.4 Generator Function Definitions {{{ */
1816 GeneratorMethod
1817     : "*" PropertyName[name] "(" StrictFormalParameters[parameters] ")" "{" GeneratorBody[code] "}" { CYNOT(@$); /* $$ = CYNew CYGeneratorMethod($name, $parameters, $code); */ }
1818     ;
1819
1820 GeneratorDeclaration
1821     : ";function" LexOf "*" BindingIdentifier[name] "(" FormalParameters[code] ")" "{" GeneratorBody[code] "}" { CYNOT(@$); /* $$ = CYNew CYGeneratorStatement($name, $parameters, $code); */ }
1822     ;
1823
1824 GeneratorExpression
1825     : "function" LexOf "*" BindingIdentifierOpt[name] "(" FormalParameters[parameters] ")" "{" GeneratorBody[code] "}" { CYNOT(@$); /* $$ = CYNew CYGeneratorExpression($name, $parameters, $code); */ }
1826     ;
1827
1828 GeneratorBody
1829     : LexPushYieldOn FunctionStatementList[code] LexPopYield { $$ = $code; }
1830     ;
1831
1832 YieldExpression
1833     : "!yield" LexNewLineOrNot "\n" LexOf { CYNOT(@$); /* $$ = CYNew CYYieldValue(NULL); */ }
1834     | "!yield" LexNewLineOrNot "" LexNoStar LexOf { CYNOT(@$); /* $$ = CYNew CYYieldValue(NULL); */ } %prec "!yield"
1835     | "!yield" LexNewLineOrNot "" LexNoStar AssignmentExpression[value] { CYNOT(@$); /* $$ = CYNew CYYieldValue($value); */ }
1836     | "!yield" LexNewLineOrNot "" LexNoStar LexOf "yield *" AssignmentExpression[generator] { CYNOT(@$); /* $$ = CYNew CYYieldGenerator($generator); */ }
1837     ;
1838 /* }}} */
1839 /* 14.5 Class Definitions {{{ */
1840 ClassDeclaration
1841     : ";class" BindingIdentifier[name] ClassTail[tail] { $$ = CYNew CYClassStatement($name, $tail); }
1842     ;
1843
1844 ClassExpression
1845     : "class" BindingIdentifierOpt[name] ClassTail[tail] { $$ = CYNew CYClassExpression($name, $tail); }
1846     ;
1847
1848 ClassTail
1849     : ClassHeritageOpt[tail] { driver.class_.push($tail); } "{" LexPushSuperOn ClassBodyOpt "}" LexPopSuper { driver.class_.pop(); $$ = $tail; }
1850     ;
1851
1852 ClassHeritage
1853     : "extends" AccessExpression[extends] { $$ = CYNew CYClassTail($extends); }
1854     ;
1855
1856 ClassHeritageOpt
1857     : ClassHeritage[pass] { $$ = $pass; }
1858     | { $$ = CYNew CYClassTail(NULL); }
1859     ;
1860
1861 ClassBody
1862     : ClassElementList
1863     ;
1864
1865 ClassBodyOpt
1866     : ClassBody
1867     |
1868     ;
1869
1870 ClassElementList
1871     : ClassElementListOpt ClassElement
1872     ;
1873
1874 ClassElementListOpt
1875     : ClassElementList
1876     |
1877     ;
1878
1879 ClassElement
1880     : MethodDefinition[method] { if (CYFunctionExpression *constructor = $method->Constructor()) driver.class_.top()->constructor_ = constructor; else driver.class_.top()->instance_->*$method; }
1881     | "static" MethodDefinition[method] { driver.class_.top()->static_->*$method; }
1882     | ";"
1883     ;
1884 /* }}} */
1885
1886 /* 15.1 Scripts {{{ */
1887 Script
1888     : ScriptBodyOpt[code] { driver.script_ = CYNew CYScript($code); }
1889     ;
1890
1891 ScriptBody
1892     : StatementList[pass] { $$ = $pass; }
1893     ;
1894
1895 ScriptBodyOpt
1896     : ScriptBody[pass] { $$ = $pass; }
1897     | LexSetStatement LexLet LexOf { $$ = NULL; }
1898     ;
1899 /* }}} */
1900 /* 15.2 Modules {{{ */
1901 Module
1902     : ModuleBodyOpt[code] { driver.script_ = CYNew CYScript($code); }
1903     ;
1904
1905 ModuleBody
1906     : ModuleItemList[pass] { $$ = $pass; }
1907     ;
1908
1909 ModuleBodyOpt
1910     : ModuleBody[pass] { $$ = $pass; }
1911     | LexSetStatement LexLet LexOf { $$ = NULL; }
1912     ;
1913
1914 ModuleItemList
1915     : ModuleItem[statement] ModuleItemListOpt[next] { $$ = $statement; CYSetLast($$) = $next; }
1916     ;
1917
1918 ModuleItemListOpt
1919     : ModuleItemList[pass] { $$ = $pass; }
1920     | LexSetStatement LexLet LexOf { $$ = NULL; }
1921     ;
1922
1923 ModuleItem
1924     : LexSetStatement LexLet LexOf ImportDeclaration[pass] { $$ = $pass; }
1925     | LexSetStatement LexLet LexOf ExportDeclaration { CYNOT(@$); }
1926     | StatementListItem[pass] { $$ = $pass; }
1927     ;
1928 /* }}} */
1929 /* 15.2.2 Imports {{{ */
1930 ImportDeclaration
1931     : "import" ImportClause[specifiers] FromClause[module] Terminator { $$ = CYNew CYImportDeclaration($specifiers, $module); }
1932     | "import" LexOf ModuleSpecifier[module] Terminator { $$ = CYNew CYImportDeclaration(NULL, $module); }
1933     ;
1934
1935 ImportClause
1936     : ImportedDefaultBinding[default] { $$ = $default; }
1937     | LexOf NameSpaceImport[pass] { $$ = $pass; }
1938     | LexOf NamedImports[pass] { $$ = $pass; }
1939     | ImportedDefaultBinding[default] "," NameSpaceImport[next] { $$ = $default; CYSetLast($$) = $next; }
1940     | ImportedDefaultBinding[default] "," NamedImports[next] { $$ = $default; CYSetLast($$) = $next; }
1941     ;
1942
1943 ImportedDefaultBinding
1944     : ImportedBinding[binding] { $$ = CYNew CYImportSpecifier(CYNew CYIdentifier("default"), $binding); }
1945     ;
1946
1947 NameSpaceImport
1948     : "*" "as" ImportedBinding[binding] { $$ = CYNew CYImportSpecifier(NULL, $binding); }
1949     ;
1950
1951 NamedImports
1952     : "{" ImportsListOpt[pass] "}" { $$ = $pass; }
1953     ;
1954
1955 FromClause
1956     : "from" ModuleSpecifier[pass] { $$ = $pass; }
1957     ;
1958
1959 ImportsList_
1960     : "," ImportsListOpt[pass] { $$ = $pass; }
1961     | { $$ = NULL; }
1962     ;
1963
1964 ImportsList
1965     : ImportSpecifier[import] ImportsList_[next] { $$ = $import; CYSetLast($$) = $next; }
1966     ;
1967
1968 ImportsListOpt
1969     : ImportsList[pass] { $$ = $pass; }
1970     | LexOf { $$ = NULL; }
1971     ;
1972
1973 ImportSpecifier
1974     : ImportedBinding[binding] { $$ = CYNew CYImportSpecifier($binding, $binding); }
1975     | LexOf IdentifierName[name] "as" ImportedBinding[binding] { $$ = CYNew CYImportSpecifier($name, $binding); }
1976     ;
1977
1978 ModuleSpecifier
1979     : StringLiteral[pass] { $$ = $pass; }
1980     ;
1981
1982 ImportedBinding
1983     : BindingIdentifier[pass] { $$ = $pass; }
1984     ;
1985 /* }}} */
1986 /* 15.2.3 Exports {{{ */
1987 ExportDeclaration_
1988     : "*" FromClause Terminator
1989     | ExportClause FromClause Terminator
1990     | ExportClause Terminator
1991     | VariableStatement
1992     | "default" LexSetStatement LexOf HoistableDeclaration
1993     | "default" LexSetStatement LexOf ClassDeclaration
1994     | "default" LexSetStatement AssignmentExpression Terminator
1995     ;
1996
1997 ExportDeclaration
1998     : "export" LexSetStatement LexLet LexOf ExportDeclaration_
1999     | "export" Declaration
2000     ;
2001
2002 ExportClause
2003     : ";{" ExportsListOpt "}"
2004     ;
2005
2006 ExportsList_
2007     : "," ExportsListOpt
2008     |
2009     ;
2010
2011 ExportsList
2012     : ExportSpecifier ExportsList_
2013     ;
2014
2015 ExportsListOpt
2016     : ExportsList
2017     |
2018     ;
2019
2020 ExportSpecifier
2021     : IdentifierName
2022     | IdentifierName "as" IdentifierName
2023     ;
2024 /* }}} */
2025
2026 @begin C
2027 /* Cycript (C): Type Encoding {{{ */
2028 TypeSignifier
2029     : IdentifierType[name] { $$ = CYNew CYTypedName(@name, $name); }
2030     | StringLiteral[name] { $$ = CYNew CYTypedName(@name, $name); }
2031     | NumericLiteral[name] { $$ = CYNew CYTypedName(@name, $name); }
2032     | "(" "*" TypeQualifierRightOpt[typed] ")" { $$ = $typed; $$->modifier_ = CYNew CYTypePointerTo($$->modifier_); }
2033     ;
2034
2035 TypeSignifierNone
2036     : { $$ = CYNew CYTypedName(@$); }
2037     ;
2038
2039 TypeSignifierOpt
2040     : TypeSignifier[pass] { $$ = $pass; }
2041     | TypeSignifierNone[pass] { $$ = $pass; }
2042     ;
2043
2044 ParameterTail
2045     : TypedParameterListOpt[formal] ")" { $$ = CYNew CYTypeFunctionWith($formal->variadic_, $formal->parameters_); }
2046     ;
2047
2048 SuffixedType
2049     : SuffixedTypeOpt[typed] "[" AssignmentExpression[size] "]" { $$ = $typed; $$->modifier_ = CYNew CYTypeArrayOf($size, $$->modifier_); }
2050     | "(" "^" TypeQualifierRightOpt[typed] ")" "(" TypedParameters[parameters] ")" { $$ = $typed; $$->modifier_ = CYNew CYTypeBlockWith($parameters, $$->modifier_); }
2051     | TypeSignifier[typed] "(" ParameterTail[modifier] { $$ = $typed; CYSetLast($modifier) = $$->modifier_; $$->modifier_ = $modifier; }
2052     | "("[parenthesis] ParameterTail[modifier] { $$ = CYNew CYTypedName(@parenthesis); CYSetLast($modifier) = $$->modifier_; $$->modifier_ = $modifier; }
2053     ;
2054
2055 SuffixedTypeOpt
2056     : SuffixedType[pass] { $$ = $pass; }
2057     | TypeSignifierOpt[pass] { $$ = $pass; }
2058     ;
2059
2060 PrefixedType
2061     : "*" TypeQualifierRightOpt[typed] { $$ = $typed; $$->modifier_ = CYNew CYTypePointerTo($$->modifier_); }
2062     ;
2063
2064 TypeQualifierLeft
2065     : "const" TypeQualifierLeftOpt[modifier] { $$ = $modifier; CYSetLast($$) = CYNew CYTypeConstant(); }
2066     | "volatile" TypeQualifierLeftOpt[modifier] { $$ = $modifier; CYSetLast($$) = CYNew CYTypeVolatile(); }
2067     ;
2068
2069 TypeQualifierLeftOpt
2070     : TypeQualifierLeft[pass] { $$ = $pass; }
2071     | { $$ = NULL; }
2072     ;
2073
2074 TypeQualifierRight
2075     : SuffixedType[pass] { $$ = $pass; }
2076     | PrefixedType[pass] { $$ = $pass; }
2077     | "const" TypeQualifierRightOpt[typed] { $$ = $typed; $$->modifier_ = CYNew CYTypeConstant($$->modifier_); }
2078     | "volatile" TypeQualifierRightOpt[typed] { $$ = $typed; $$->modifier_ = CYNew CYTypeVolatile($$->modifier_); }
2079     ;
2080
2081 TypeQualifierRightOpt
2082     : TypeQualifierRight[pass] { $$ = $pass; }
2083     | TypeSignifierOpt[pass] { $$ = $pass; }
2084     ;
2085
2086 IntegerType
2087     : "int" { $$ = CYNew CYTypeIntegral(CYTypeNeutral); }
2088     | "unsigned" IntegerTypeOpt[integral] { $$ = $integral->Unsigned(); if ($$ == NULL) CYERR(@1, "incompatible unsigned"); }
2089     | "signed" IntegerTypeOpt[integral] { $$ = $integral->Signed(); if ($$ == NULL) CYERR(@1, "incompatible signed"); }
2090     | "long" IntegerTypeOpt[integral] { $$ = $integral->Long(); if ($$ == NULL) CYERR(@1, "incompatible long"); }
2091     | "short" IntegerTypeOpt[integral] { $$ = $integral->Short(); if ($$ == NULL) CYERR(@1, "incompatible short"); }
2092     ;
2093
2094 IntegerTypeOpt
2095     : IntegerType[pass] { $$ = $pass; }
2096     | { $$ = CYNew CYTypeIntegral(CYTypeNeutral); }
2097     ;
2098
2099 StructFieldListOpt
2100     : TypedIdentifierField[typed] ";" StructFieldListOpt[next] { $$ = CYNew CYTypeStructField($typed, $typed->name_, $next); }
2101     | { $$ = NULL; }
2102     ;
2103
2104 IntegerNumber
2105     : NumericLiteral[pass] { $$ = $pass; }
2106     | "-" NumericLiteral[positive] { $$ = $positive; $$->value_ = -$$->value_; }
2107     ;
2108
2109 EnumConstantListOpt_
2110     : "," EnumConstantListOpt[pass] { $$ = $pass; }
2111     | { $$ = NULL; }
2112     ;
2113
2114 EnumConstantListOpt
2115     : IdentifierType[name] "=" IntegerNumber[value] EnumConstantListOpt_[next] { $$ = CYNew CYEnumConstant($name, $value, $next); }
2116     | { $$ = NULL; }
2117     ;
2118
2119 TypeSigning
2120     : { $$ = CYTypeNeutral; }
2121     | "signed" { $$ = CYTypeSigned; }
2122     | "unsigned" { $$ = CYTypeUnsigned; }
2123     ;
2124
2125 PrimitiveType
2126     : IdentifierType[name] { $$ = CYNew CYTypeVariable($name); }
2127     | IntegerType[pass] { $$ = $pass; }
2128     | TypeSigning[signing] "char" { $$ = CYNew CYTypeCharacter($signing); }
2129     | TypeSigning[signing] "__int128" { $$ = CYNew CYTypeInt128($signing); }
2130     | "float" { $$ = CYNew CYTypeFloating(0); }
2131     | "double" { $$ = CYNew CYTypeFloating(1); }
2132     | "long" "double" { $$ = CYNew CYTypeFloating(2); }
2133     | "void" { $$ = CYNew CYTypeVoid(); }
2134     ;
2135
2136 PrimitiveReference
2137     : PrimitiveType[pass] { $$ = $pass; }
2138     | "struct" IdentifierType[name] { $$ = CYNew CYTypeReference(CYTypeReferenceStruct, $name); }
2139     | "enum" IdentifierType[name] { $$ = CYNew CYTypeReference(CYTypeReferenceEnum, $name); }
2140     | "struct" AutoComplete { driver.mode_ = CYDriver::AutoStruct; YYACCEPT; }
2141     | "enum" AutoComplete { driver.mode_ = CYDriver::AutoEnum; YYACCEPT; }
2142     ;
2143
2144 TypedIdentifierMaybe
2145     : TypeQualifierLeftOpt[modifier] PrimitiveReference[specifier] TypeQualifierRightOpt[typed] { $$ = $typed; $$->specifier_ = $specifier; CYSetLast($modifier) = $$->modifier_; $$->modifier_ = $modifier; }
2146     ;
2147
2148 TypedIdentifierYes
2149     : TypedIdentifierMaybe[typed] { if ($typed->name_ == NULL) CYERR($typed->location_, "expected identifier"); $$ = $typed; }
2150     ;
2151
2152 TypedIdentifierNo
2153     : TypedIdentifierMaybe[typed] { if ($typed->name_ != NULL) CYERR($typed->location_, "unexpected identifier"); $$ = $typed; }
2154     ;
2155
2156 TypedIdentifierTagged
2157     : TypeQualifierLeftOpt[modifier] "struct" "{" StructFieldListOpt[fields] "}" TypeQualifierRightOpt[typed] { $$ = $typed; $$->specifier_ = CYNew CYTypeStruct(NULL, CYNew CYStructTail($fields)); CYSetLast($modifier) = $$->modifier_; $$->modifier_ = $modifier; }
2158     | TypeQualifierLeftOpt[modifier] "enum" ":" PrimitiveType[specifier] "{" EnumConstantListOpt[constants] "}" TypeQualifierRightOpt[typed] { $$ = $typed; $$->specifier_ = CYNew CYTypeEnum(NULL, $specifier, $constants); CYSetLast($modifier) = $$->modifier_; $$->modifier_ = $modifier; }
2159     ;
2160
2161 TypedIdentifierField
2162     : TypedIdentifierYes[pass] { $$ = $pass; }
2163     | TypedIdentifierTagged[typed] { if ($typed->name_ == NULL) CYERR($typed->location_, "expected identifier"); $$ = $typed; }
2164     ;
2165
2166 TypedIdentifierEncoding
2167     : TypedIdentifierNo[pass] { $$ = $pass; }
2168     | TypedIdentifierTagged[typed] { if ($typed->name_ != NULL) CYERR($typed->location_, "unexpected identifier"); $$ = $typed; }
2169     ;
2170
2171 TypedIdentifierDefinition
2172     : TypedIdentifierYes[pass] { $$ = $pass; }
2173     | TypeQualifierLeftOpt[modifier] "struct" IdentifierTypeOpt[name] "{" StructFieldListOpt[fields] "}" TypeQualifierRightOpt[typed] { if ($typed->name_ == NULL) CYERR($typed->location_, "expected identifier"); $$ = $typed; $$->specifier_ = CYNew CYTypeStruct($name, CYNew CYStructTail($fields)); CYSetLast($modifier) = $$->modifier_; $$->modifier_ = $modifier; }
2174     ;
2175
2176 PrimaryExpression
2177     : "@encode" "(" TypedIdentifierEncoding[typed] ")" { $$ = CYNew CYEncodedType($typed); }
2178     ;
2179 /* }}} */
2180 @end
2181
2182 @begin ObjectiveC
2183 /* Cycript (Objective-C): @class Declaration {{{ */
2184 ClassSuperOpt
2185     /* XXX: why the hell did I choose MemberExpression? */
2186     : ":" MemberExpression[extends] { $$ = $extends; }
2187     | { $$ = NULL; }
2188     ;
2189
2190 ImplementationFieldListOpt
2191     : TypedIdentifierField[typed] ";" ImplementationFieldListOpt[next] { $$ = CYNew CYImplementationField($typed, $typed->name_, $next); }
2192     | { $$ = NULL; }
2193     ;
2194
2195 MessageScope
2196     : "+" { $$ = false; }
2197     | "-" { $$ = true; }
2198     ;
2199
2200 TypeOpt
2201     : "(" TypedIdentifierNo[type] ")" { $$ = $type; }
2202     | { $$ = CYNew CYType(CYNew CYTypeVariable("id")); }
2203     ;
2204
2205 MessageParameter
2206     : Word[tag] ":" TypeOpt[type] BindingIdentifier[identifier] { $$ = CYNew CYMessageParameter($tag, $type, $identifier); }
2207     ;
2208
2209 MessageParameterList
2210     : MessageParameter[parameter] MessageParameterListOpt[next] { $parameter->SetNext($next); $$ = $parameter; }
2211     ;
2212
2213 MessageParameterListOpt
2214     : MessageParameterList[pass] { $$ = $pass; }
2215     | TypedParameterList_[formal] { if ($formal->variadic_) CYERR(@$, "unsupported variadic"); /*XXX*/ if ($formal->parameters_ != NULL) CYERR(@$, "temporarily unsupported"); $$ = NULL; }
2216     ;
2217
2218 MessageParameters
2219     : MessageParameterList[pass] { $$ = $pass; }
2220     | Word[tag] { $$ = CYNew CYMessageParameter($tag); }
2221     ;
2222
2223 ClassMessageDeclaration
2224     : MessageScope[instance] TypeOpt[type] MessageParameters[parameters] "{" LexPushSuperOn FunctionBody[code] "}" LexPopSuper { $$ = CYNew CYMessage($instance, $type, $parameters, $code); }
2225     ;
2226
2227 ClassMessageDeclarationListOpt
2228     : ClassMessageDeclarationListOpt[next] ClassMessageDeclaration[message] { $message->SetNext($next); $$ = $message; }
2229     | { $$ = NULL; }
2230     ;
2231
2232 // XXX: this should be AssignmentExpressionNoRight
2233 ClassProtocols
2234     : ShiftExpression[name] ClassProtocolsOpt[next] { $$ = CYNew CYProtocol($name, $next); }
2235     ;
2236
2237 ClassProtocolsOpt
2238     : "," ClassProtocols[protocols] { $$ = $protocols; }
2239     | { $$ = NULL; }
2240     ;
2241
2242 ClassProtocolListOpt
2243     : "<" ClassProtocols[protocols] ">" { $$ = $protocols; }
2244     | { $$ = NULL; }
2245     ;
2246
2247 ImplementationStatement
2248     : "@implementation" Identifier[name] ClassSuperOpt[extends] ClassProtocolListOpt[protocols] "{" ImplementationFieldListOpt[fields] "}" ClassMessageDeclarationListOpt[messages] "@end" { $$ = CYNew CYImplementation($name, $extends, $protocols, $fields, $messages); }
2249     ;
2250
2251 CategoryName
2252     : "(" WordOpt ")"
2253     ;
2254
2255 CategoryStatement
2256     : "@implementation" Identifier[name] CategoryName ClassMessageDeclarationListOpt[messages] "@end" { $$ = CYNew CYCategory($name, $messages); }
2257     ;
2258
2259 Statement__
2260     : ImplementationStatement[pass] { $$ = $pass; }
2261     | CategoryStatement[pass] { $$ = $pass; }
2262     ;
2263 /* }}} */
2264 /* Cycript (Objective-C): Send Message {{{ */
2265 VariadicCall
2266     : "," AssignmentExpressionClassic[value] VariadicCall[next] { $$ = CYNew CYArgument(NULL, $value, $next); }
2267     | { $$ = NULL; }
2268     ;
2269
2270 SelectorWordOpt
2271     : WordOpt[name] { driver.contexts_.back().words_.push_back($name); } { $$ = $name; }
2272     | AutoComplete { driver.mode_ = CYDriver::AutoMessage; YYACCEPT; }
2273     ;
2274
2275 SelectorCall_
2276     : SelectorCall[pass] { $$ = $pass; }
2277     | VariadicCall[pass] { $$ = $pass; }
2278     ;
2279
2280 SelectorCall
2281     : SelectorWordOpt[name] ":" AssignmentExpressionClassic[value] SelectorCall_[next] { $$ = CYNew CYArgument($name ?: CYNew CYWord(""), $value, $next); }
2282     ;
2283
2284 SelectorList
2285     : SelectorCall[pass] { $$ = $pass; }
2286     | Word[name] { $$ = CYNew CYArgument($name, NULL); }
2287     ;
2288
2289 MessageExpression
2290     : "[" AssignmentExpressionClassic[self] { driver.contexts_.push_back($self); } SelectorList[arguments] "]" { driver.contexts_.pop_back(); } { $$ = CYNew CYSendDirect($self, $arguments); }
2291     | "[" LexOf "super" { driver.context_ = NULL; } SelectorList[arguments] "]" { $$ = CYNew CYSendSuper($arguments); }
2292     ;
2293
2294 SelectorExpression_
2295     : WordOpt[name] ":" SelectorExpressionOpt[next] { $$ = CYNew CYSelectorPart($name, true, $next); }
2296     ;
2297
2298 SelectorExpression
2299     : SelectorExpression_[pass] { $$ = $pass; }
2300     | Word[name] { $$ = CYNew CYSelectorPart($name, false, NULL); }
2301     ;
2302
2303 SelectorExpressionOpt
2304     : SelectorExpression_[pass] { $$ = $pass; }
2305     | { $$ = NULL; }
2306     ;
2307
2308 PrimaryExpression
2309     : MessageExpression[pass] { $$ = $pass; }
2310     | "@selector" "(" SelectorExpression[parts] ")" { $$ = CYNew CYSelector($parts); }
2311     ;
2312 /* }}} */
2313 @end
2314
2315 /* Cycript: @import Directive {{{ */
2316 ModulePath
2317     : ModulePath[next] "." Word[part] { $$ = CYNew CYModule($part, $next); }
2318     | Word[part] { $$ = CYNew CYModule($part); }
2319     ;
2320
2321 Declaration_
2322     : "@import" ModulePath[path] { $$ = CYNew CYImport($path); }
2323     ;
2324 /* }}} */
2325
2326 @begin ObjectiveC
2327 /* Cycript (Objective-C): Boxed Expressions {{{ */
2328 BoxableExpression
2329     : NullLiteral[pass] { $$ = $pass; }
2330     | BooleanLiteral[pass] { $$ = $pass; }
2331     | NumericLiteral[pass] { $$ = $pass; }
2332     | StringLiteral[pass] { $$ = $pass; }
2333     | CoverParenthesizedExpressionAndArrowParameterList[pass] { $$ = $pass; }
2334     | "YES" { $$ = CYNew CYTrue(); }
2335     | "NO" { $$ = CYNew CYFalse(); }
2336     ;
2337
2338 KeyValuePairList_
2339     : "," KeyValuePairListOpt[next] { $$ = $next; }
2340     | { $$ = NULL; }
2341
2342 KeyValuePairList
2343     : AssignmentExpression[key] ":" AssignmentExpression[value] KeyValuePairList_[next] { $$ = CYNew CYObjCKeyValue($key, $value, $next); }
2344     ;
2345
2346 KeyValuePairListOpt
2347     : KeyValuePairList[pass] { $$ = $pass; }
2348     | LexOf { $$ = NULL; }
2349     ;
2350
2351 PrimaryExpression
2352     : "@" BoxableExpression[expression] { $$ = CYNew CYBox($expression); }
2353     | "@" "[" ElementListOpt[elements] "]" { $$ = CYNew CYObjCArray($elements); }
2354     | "@" "{" KeyValuePairListOpt[pairs] "}" { $$ = CYNew CYObjCDictionary($pairs); }
2355
2356     | "@YES" { $$ = CYNew CYBox(CYNew CYTrue()); }
2357     | "@NO" { $$ = CYNew CYBox(CYNew CYFalse()); }
2358     | "@true" { $$ = CYNew CYBox(CYNew CYTrue()); }
2359     | "@false" { $$ = CYNew CYBox(CYNew CYFalse()); }
2360     | "@null" { $$ = CYNew CYBox(CYNew CYNull()); }
2361     ;
2362 /* }}} */
2363 /* Cycript (Objective-C): Block Expressions {{{ */
2364 PrimaryExpression
2365     : "^" TypedIdentifierNo[type] "{" FunctionBody[code] "}" { if (CYTypeFunctionWith *function = $type->Function()) $$ = CYNew CYObjCBlock($type, function->parameters_, $code); else CYERR($type->location_, "expected parameters"); }
2366     ;
2367 /* }}} */
2368 /* Cycript (Objective-C): Instance Literals {{{ */
2369 PrimaryExpression
2370     : "#" NumericLiteral[address] { $$ = CYNew CYInstanceLiteral($address); }
2371     ;
2372 /* }}} */
2373 @end
2374
2375 @begin C
2376 /* Cycript (C): Pointer Indirection/Addressing {{{ */
2377 UnaryExpression_
2378     : IndirectExpression[pass] { $$ = $pass; }
2379     ;
2380
2381 IndirectExpression
2382     : "*" UnaryExpression[rhs] { $$ = CYNew CYIndirect($rhs); }
2383     ;
2384
2385 UnaryExpression_
2386     : "&" UnaryExpression[rhs] { $$ = CYNew CYAddressOf($rhs); }
2387     ;
2388
2389 MemberAccess
2390     : "->" "[" Expression[property] "]" { $$ = CYNew CYIndirectMember(NULL, $property); }
2391     | "->" IdentifierName[property] { $$ = CYNew CYIndirectMember(NULL, CYNew CYString($property)); }
2392     | "->" AutoComplete { driver.mode_ = CYDriver::AutoIndirect; YYACCEPT; }
2393     ;
2394 /* }}} */
2395 /* Cycript (C): Lambda Expressions {{{ */
2396 TypedParameterList_
2397     : "," TypedParameterList[parameters] { $$ = $parameters; }
2398     | { $$ = CYNew CYTypedFormal(false); }
2399     ;
2400
2401 TypedParameterList
2402     : TypedIdentifierMaybe[typed] TypedParameterList_[formal] { CYIdentifier *identifier; if ($typed->name_ == NULL) identifier = NULL; else { identifier = $typed->name_->Identifier(); if (identifier == NULL) CYERR($typed->location_, "invalid identifier"); } $$ = $formal; $$->parameters_ = CYNew CYTypedParameter($typed, identifier, $$->parameters_); }
2403     | "..." { $$ = CYNew CYTypedFormal(true); }
2404     ;
2405
2406 TypedParameterListOpt
2407     : TypedParameterList[pass] { $$ = $pass; }
2408     | { $$ = CYNew CYTypedFormal(false); }
2409     ;
2410
2411 TypedParameters
2412     : TypedParameterListOpt[formal] { if ($formal->variadic_) CYERR(@$, "unsupported variadic"); $$ = $formal->parameters_; }
2413     ;
2414
2415 PrimaryExpression
2416     : "[" LexOf "&" "]" "(" TypedParameters[parameters] ")" "->" TypedIdentifierNo[type] "{" FunctionBody[code] "}" { $$ = CYNew CYLambda($type, $parameters, $code); }
2417     ;
2418 /* }}} */
2419 /* Cycript (C): Structure Definitions {{{ */
2420 IdentifierNoOf
2421     : "struct" NewLineOpt { $$ = CYNew CYIdentifier("struct"); }
2422     ;
2423
2424 Statement__
2425     : "struct" NewLineNot IdentifierType[name] "{" StructFieldListOpt[fields] "}" { $$ = CYNew CYStructDefinition($name, CYNew CYStructTail($fields)); }
2426     ;
2427
2428 PrimaryExpression
2429     : "(" LexOf "struct" NewLineOpt IdentifierType[name] TypeQualifierRightOpt[typed] ")" { $typed->specifier_ = CYNew CYTypeReference(CYTypeReferenceStruct, $name); $$ = CYNew CYTypeExpression($typed); }
2430     | "(" LexOf "struct" NewLineOpt AutoComplete { driver.mode_ = CYDriver::AutoStruct; YYACCEPT; }
2431     ;
2432 /* }}} */
2433 /* Cycript (C): Type Definitions {{{ */
2434 IdentifierNoOf
2435     : "typedef" NewLineOpt { $$ = CYNew CYIdentifier("typedef"); }
2436     ;
2437
2438 TypeDefinition
2439     : "typedef" NewLineNot TypedIdentifierDefinition[typed] TerminatorHard { CYIdentifier *identifier; if ($typed->name_ == NULL) identifier = NULL; else { identifier = $typed->name_->Identifier(); if (identifier == NULL) CYERR($typed->location_, "invalid identifier"); } $$ = CYNew CYTypeDefinition($typed, identifier); }
2440     ;
2441
2442 Statement__
2443     : TypeDefinition[pass] { $$ = $pass; }
2444     ;
2445
2446 PrimaryExpression
2447     : "(" LexOf "typedef" NewLineOpt TypedIdentifierEncoding[typed] ")" { $$ = CYNew CYTypeExpression($typed); }
2448     ;
2449 /* }}} */
2450 /* Cycript (C): extern "C" {{{ */
2451 IdentifierNoOf
2452     : "extern" NewLineOpt { $$ = CYNew CYIdentifier("extern"); }
2453     ;
2454
2455 ExternCStatement
2456     : TypedIdentifierField[typed] TerminatorHard { CYIdentifier *identifier; if ($typed->name_ == NULL) identifier = NULL; else { identifier = $typed->name_->Identifier(); if (identifier == NULL) CYERR($typed->location_, "invalid identifier"); } $$ = CYNew CYExternalDefinition(CYNew CYString("C"), $typed, identifier); }
2457     | TypeDefinition[pass] { $$ = $pass; }
2458     ;
2459
2460 ExternCStatementListOpt
2461     : ExternCStatement[statement] ExternCStatementListOpt[next] { $$ = $statement; CYSetLast($$) = $next; }
2462     | { $$ = NULL; }
2463     ;
2464
2465 ExternC
2466     : "{" ExternCStatementListOpt[pass] "}" { $$ = $pass; }
2467     | ExternCStatement[pass] { $$ = $pass; }
2468     ;
2469
2470 ABI
2471     : StringLiteral[abi] { if (strcmp($abi->Value(), "C") != 0) CYERR(@abi, "unknown extern binding"); }
2472     ;
2473
2474 Statement__
2475     : "extern" NewLineNot ABI[abi] ExternC[pass] { $$ = $pass; }
2476     ;
2477
2478 PrimaryExpression
2479     : "(" LexOf "extern" NewLineOpt ABI[abi] TypedIdentifierField[typed] ")" { $$ = CYNew CYExternalExpression(CYNew CYString("C"), $typed, $typed->name_); }
2480     ;
2481 /* }}} */
2482 @end
2483
2484 @begin E4X
2485 /* Lexer State {{{ */
2486 LexPushRegExp
2487     : { driver.PushCondition(CYDriver::RegExpCondition); }
2488     ;
2489
2490 LexPushXMLContent
2491     : { driver.PushCondition(CYDriver::XMLContentCondition); }
2492     ;
2493
2494 LexPushXMLTag
2495     : { driver.PushCondition(CYDriver::XMLTagCondition); }
2496     ;
2497
2498 LexPop
2499     : { driver.PopCondition(); }
2500     ;
2501
2502 LexSetXMLContent
2503     : { driver.SetCondition(CYDriver::XMLContentCondition); }
2504     ;
2505
2506 LexSetXMLTag
2507     : { driver.SetCondition(CYDriver::XMLTagCondition); }
2508     ;
2509 /* }}} */
2510 /* Virtual Tokens {{{ */
2511 XMLWhitespaceOpt
2512     : XMLWhitespace
2513     |
2514     ;
2515 /* }}} */
2516
2517 /* 8.1 Context Keywords {{{ */
2518 Identifier
2519     : "namespace" { $$ = CYNew CYIdentifier("namespace"); }
2520     | "xml" { $$ = CYNew CYIdentifier("xml"); }
2521     ;
2522 /* }}} */
2523 /* 8.3 XML Initializer Input Elements {{{ */
2524 XMLMarkup
2525     : XMLComment { $$ = $1; }
2526     | XMLCDATA { $$ = $1; }
2527     | XMLPI { $$ = $1; }
2528     ;
2529 /* }}} */
2530
2531 /* 11.1 Primary Expressions {{{ */
2532 PrimaryExpression
2533     : PropertyIdentifier { $$ = CYNew CYPropertyVariable($1); }
2534     | XMLInitilizer { $$ = $1; }
2535     | XMLListInitilizer { $$ = $1; }
2536     ;
2537
2538 PropertyIdentifier
2539     : AttributeIdentifier { $$ = $1; }
2540     | QualifiedIdentifier { $$ = $1; }
2541     | WildcardIdentifier { $$ = $1; }
2542     ;
2543 /* }}} */
2544 /* 11.1.1 Attribute Identifiers {{{ */
2545 AttributeIdentifier
2546     : "@" QualifiedIdentifier_ { $$ = CYNew CYAttribute($2); }
2547     ;
2548
2549 PropertySelector_
2550     : PropertySelector { $$ = $1; }
2551     | "[" Expression "]" { $$ = CYNew CYSelector($2); }
2552     ;
2553
2554 PropertySelector
2555     : Identifier { $$ = CYNew CYSelector($1); }
2556     | WildcardIdentifier { $$ = $1; }
2557     ;
2558 /* }}} */
2559 /* 11.1.2 Qualified Identifiers {{{ */
2560 QualifiedIdentifier_
2561     : PropertySelector_ { $$ = CYNew CYQualified(NULL, $1); }
2562     | QualifiedIdentifier { $$ = $1; }
2563     ;
2564
2565 QualifiedIdentifier
2566     : PropertySelector "::" PropertySelector_ { $$ = CYNew CYQualified($1, $3); }
2567     ;
2568 /* }}} */
2569 /* 11.1.3 Wildcard Identifiers {{{ */
2570 WildcardIdentifier
2571     : "*" { $$ = CYNew CYWildcard(); }
2572     ;
2573 /* }}} */
2574 /* 11.1.4 XML Initializer {{{ */
2575 XMLInitilizer
2576     : XMLMarkup { $$ = $1; }
2577     | XMLElement { $$ = $1; }
2578     ;
2579
2580 XMLElement
2581     : "<" LexPushInOff XMLTagContent LexPop "/>" LexPopIn
2582     | "<" LexPushInOff XMLTagContent ">" LexSetXMLContent XMLElementContentOpt "</" LexSetXMLTag XMLTagName XMLWhitespaceOpt LexPop ">" LexPopIn
2583     ;
2584
2585 XMLTagContent
2586     : LexPushXMLTag XMLTagName XMLAttributes
2587     ;
2588
2589 XMLExpression
2590     : "{" LexPushRegExp Expression LexPop "}"
2591     ;
2592
2593 XMLTagName
2594     : XMLExpression
2595     | XMLName
2596     ;
2597
2598 XMLAttributes_
2599     : XMLAttributes_ XMLAttribute
2600     |
2601     ;
2602
2603 XMLAttributes
2604     : XMLAttributes_ XMLWhitespace XMLExpression XMLWhitespaceOpt
2605     | XMLAttributes_ XMLWhitespaceOpt
2606     ;
2607
2608 XMLAttributeValue_
2609     : XMLExpression
2610     | XMLAttributeValue
2611     ;
2612
2613 XMLAttribute
2614     : XMLWhitespace XMLName XMLWhitespaceOpt "=" XMLWhitespaceOpt XMLAttributeValue_
2615     ;
2616
2617 XMLElementContent
2618     : XMLExpression XMLElementContentOpt
2619     | XMLMarkup XMLElementContentOpt
2620     | XMLText XMLElementContentOpt
2621     | XMLElement XMLElementContentOpt
2622     ;
2623
2624 XMLElementContentOpt
2625     : XMLElementContent
2626     |
2627     ;
2628 /* }}} */
2629 /* 11.1.5 XMLList Initializer {{{ */
2630 XMLListInitilizer
2631     : "<>" LexPushInOff LexPushXMLContent XMLElementContent LexPop "</>" LexPopIn { $$ = CYNew CYXMLList($4); }
2632     ;
2633 /* }}} */
2634
2635 /* 11.2 Left-Hand-Side Expressions {{{ */
2636 PropertyIdentifier_
2637     : Identifier { $$ = $1; }
2638     | PropertyIdentifier { $$ = $1; }
2639     ;
2640
2641 MemberAccess
2642     : "." PropertyIdentifier { $$ = CYNew CYPropertyMember(NULL, $2); }
2643     | ".." PropertyIdentifier_ { $$ = CYNew CYDescendantMember(NULL, $2); }
2644     | "." "(" Expression ")" { $$ = CYNew CYFilteringPredicate(NULL, $3); }
2645     ;
2646 /* }}} */
2647 /* 12.1 The default xml namespace Statement {{{ */
2648 /* XXX: DefaultXMLNamespaceStatement
2649     : "default" "xml" "namespace" "=" Expression Terminator { $$ = CYNew CYDefaultXMLNamespace($5); }
2650     ;
2651
2652 Statement__
2653     : DefaultXMLNamespaceStatement { $$ = $1; }
2654     ; */
2655 /* }}} */
2656 @end
2657
2658 /* JavaScript FTL: Array Comprehensions {{{ */
2659 Comprehension
2660     : AssignmentExpression[expression] ComprehensionFor[comprehension] ComprehensionTail[next] { $comprehension->SetNext($next); $$ = CYNew CYArrayComprehension($expression, $comprehension); }
2661     ;
2662
2663 ComprehensionFor
2664     : "for" "each" "(" LexPushInOn LexBind ForBinding[binding] "!in" LexPopIn Expression[iterable] ")" { $$ = CYNew CYForOfComprehension($binding, $iterable); }
2665     ;
2666 /* }}} */
2667 /* JavaScript FTL: for each {{{ */
2668 IterationStatement
2669     : "for" "each" "(" LexPushInOn ForInStatementInitializer[initializer] "!in" LexPopIn Expression[iterable] ")" Statement[code] { $$ = CYNew CYForOf($initializer, $iterable, $code); }
2670     ;
2671 /* }}} */
2672
2673 /* JavaScript FTW: Array Comprehensions {{{ */
2674 PrimaryExpression
2675     : ArrayComprehension
2676     ;
2677
2678 ArrayComprehension
2679     : "[" Comprehension[comprehension] "]" { $$ = $comprehension; }
2680     ;
2681
2682 Comprehension
2683     : LexOf ComprehensionFor[comprehension] ComprehensionTail[next] AssignmentExpression[expression] { $comprehension->SetNext($next); $$ = CYNew CYArrayComprehension($expression, $comprehension); }
2684     ;
2685
2686 ComprehensionTail
2687     : { $$ = NULL; }
2688     | ComprehensionFor[comprehension] ComprehensionTail[next] { $comprehension->SetNext($next); $$ = $comprehension; }
2689     | ComprehensionIf[comprehension] ComprehensionTail[next] { $comprehension->SetNext($next); $$ = $comprehension; }
2690     ;
2691
2692 ComprehensionFor
2693     : "for" "(" LexPushInOn LexBind ForBinding[binding] "!in" LexPopIn Expression[iterable] ")" { $$ = CYNew CYForInComprehension($binding, $iterable); }
2694     | "for" "(" LexPushInOn LexBind ForBinding[binding] "of" LexPopIn Expression[iterable] ")" { $$ = CYNew CYForOfComprehension($binding, $iterable); }
2695     ;
2696
2697 ComprehensionIf
2698     : "if" "(" AssignmentExpression[test] ")" { $$ = CYNew CYIfComprehension($test); }
2699     ;
2700 /* }}} */
2701 /* JavaScript FTW: Named Arguments {{{ */
2702 ArgumentList
2703     : LexOf WordNoUnary[tag] ":" AssignmentExpression[value] ArgumentList_[next] { $$ = CYNew CYArgument($tag, $value, $next); }
2704     ;
2705 /* }}} */
2706 /* JavaScript FTW: Subscript Access {{{ */
2707 MemberAccess
2708     : "." "[" AssignmentExpression[property] "]" { $$ = CYNew CYSubscriptMember(NULL, $property); }
2709     ;
2710 /* }}} */
2711 /* JavaScript FTW: Undefined Monad {{{ */
2712 MemberAccess
2713     : "?." IdentifierName[property] { $$ = CYNew CYAttemptMember(NULL, CYNew CYString($property)); }
2714     | "?." AutoComplete { driver.mode_ = CYDriver::AutoDirect; YYACCEPT; }
2715     ;
2716 /* }}} */
2717
2718 /* JavaScript FTW: Java "Anonymous Inner Classes" {{{ */
2719 BracedParameter
2720     : "{" PropertyDefinitionListOpt[properties] "}" { $$ = CYNew CYExtend(NULL, $properties); }
2721     ;
2722 /* }}} */
2723
2724 /* JavaScript FTW: Ruby Blocks {{{ */
2725 RubyProcParameterList_
2726     : "," RubyProcParameterList[parameters] { $$ = $parameters; }
2727     | { $$ = NULL; }
2728     ;
2729
2730 RubyProcParameterList
2731     : BindingIdentifier[identifier] RubyProcParameterList_[next] { $$ = CYNew CYFunctionParameter(CYNew CYBinding($identifier), $next); }
2732     | LexOf { $$ = NULL; }
2733     ;
2734
2735 RubyProcParameters
2736     : "|" RubyProcParameterList[parameters] "|" { $$ = $parameters; }
2737     | "||" { $$ = NULL; }
2738     ;
2739
2740 RubyProcParametersOpt
2741     : RubyProcParameters[pass] { $$ = $pass; }
2742     | { $$ = NULL; }
2743     ;
2744
2745 BracedParameter
2746     : ";{" RubyProcParametersOpt[parameters] StatementListOpt[code] "}" { $$ = CYNew CYRubyBlock(NULL, CYNew CYRubyProc($parameters, $code)); }
2747     ;
2748
2749 PrimaryExpression
2750     : "{" RubyProcParameters[parameters] StatementListOpt[code] "}" { $$ = CYNew CYRubyProc($parameters, $code); }
2751     ;
2752
2753 BracedExpression_
2754     : AccessExpression[pass] LexNewLineOrOpt { $$ = $pass; }
2755     | BracedExpression_[lhs] { if (!$lhs->IsNew()) CYMAP(OpenBrace_, OpenBrace); } BracedParameter[rhs] LexNewLineOrOpt { $rhs->SetLeft($lhs); $$ = $rhs; }
2756     ;
2757
2758 BracedExpression
2759     : BracedExpression_[pass] "\n" { $$ = $pass; }
2760     | BracedExpression_[pass] { $$ = $pass; }
2761     ;
2762 /* }}} */
2763 /* JavaScript FTW: Ruby Scopes {{{ */
2764 MemberAccess
2765     : "::" "[" Expression[property] "]" { $$ = CYNew CYResolveMember(NULL, $property); }
2766     | "::" IdentifierName[property] { $$ = CYNew CYResolveMember(NULL, CYNew CYString($property)); }
2767     | "::" AutoComplete { driver.mode_ = CYDriver::AutoResolve; YYACCEPT; }
2768     ;
2769 /* }}} */
2770 /* JavaScript FTW: Ruby Symbols {{{ */
2771 PrimaryExpression
2772     : ":" Word[name] { $$ = CYNew CYSymbol($name->Word()); }
2773     ;
2774 /* }}} */
2775
2776 %%
2777
2778 bool CYDriver::Parse(CYMark mark) {
2779     mark_ = mark;
2780     CYLocal<CYPool> local(&pool_);
2781     cy::parser parser(*this);
2782 #ifdef YYDEBUG
2783     parser.set_debug_level(debug_);
2784 #endif
2785     return parser.parse() != 0;
2786 }
2787
2788 void CYDriver::Warning(const cy::parser::location_type &location, const char *message) {
2789     if (!strict_)
2790         return;
2791
2792     CYDriver::Error error;
2793     error.warning_ = true;
2794     error.location_ = location;
2795     error.message_ = message;
2796     errors_.push_back(error);
2797 }
2798
2799 void cy::parser::error(const cy::parser::location_type &location, const std::string &message) {
2800     CYDriver::Error error;
2801     error.warning_ = false;
2802     error.location_ = location;
2803     error.message_ = message;
2804     driver.errors_.push_back(error);
2805 }