Cycript.yy.in

   1 /* Cycript - Optimizing JavaScript Compiler/Runtime
   2  * Copyright (C) 2009-2013  Jay Freeman (saurik)
   3 */
   4
   5 /* GNU General Public License, Version 3 {{{ */
   6 /*
   7  * Cycript is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published
   9  * by the Free Software Foundation, either version 3 of the License,
  10  * or (at your option) any later version.
  11  *
  12  * Cycript is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with Cycript.  If not, see <http://www.gnu.org/licenses/>.
  19 **/
  20 /* }}} */
  21
  22 @if Bison23 %{
  23
  24 @if Bison24 %code top {
  25 #define cyscanner driver.scanner_
  26 #define YYSTACKEXPANDABLE 1
  27 @if Bison23 #define yyerrok (yyerrstatus_ = 0)
  28 @if Bison24 }
  29
  30 @if Bison24 %code requires {
  31 #include "Driver.hpp"
  32 #include "Parser.hpp"
  33 #define CYNew new($pool)
  34
  35 @begin ObjectiveC
  36 #include "ObjectiveC/Syntax.hpp"
  37 @end
  38
  39 @begin E4X
  40 #include "E4X/Syntax.hpp"
  41 @end
  42
  43 #include "Highlight.hpp"
  44
  45 typedef struct {
  46     bool newline_;
  47     hi::Value highlight_;
  48
  49     union {
  50         bool bool_;
  51
  52         CYDriver::Condition condition_;
  53
  54         CYArgument *argument_;
  55         CYAssignment *assignment_;
  56         CYBoolean *boolean_;
  57         CYClause *clause_;
  58         cy::Syntax::Catch *catch_;
  59         CYComment *comment_;
  60         CYComprehension *comprehension_;
  61         CYCompound *compound_;
  62         CYDeclaration *declaration_;
  63         CYDeclarations *declarations_;
  64         CYElement *element_;
  65         CYExpression *expression_;
  66         CYFalse *false_;
  67         CYFinally *finally_;
  68         CYForInitialiser *for_;
  69         CYForInInitialiser *forin_;
  70         CYFunctionParameter *functionParameter_;
  71         CYIdentifier *identifier_;
  72         CYInfix *infix_;
  73         CYLiteral *literal_;
  74         CYMember *member_;
  75         CYModule *module_;
  76         CYNull *null_;
  77         CYNumber *number_;
  78         CYProgram *program_;
  79         CYProperty *property_;
  80         CYPropertyName *propertyName_;
  81         CYRubyProc *rubyProc_;
  82         CYTypeSpecifier *specifier_;
  83         CYStatement *statement_;
  84         CYString *string_;
  85         CYThis *this_;
  86         CYTrue *true_;
  87         CYWord *word_;
  88
  89 @begin ObjectiveC
  90         CYClassName *className_;
  91         CYField *field_;
  92         CYMessage *message_;
  93         CYMessageParameter *messageParameter_;
  94         CYProtocol *protocol_;
  95         CYSelectorPart *selector_;
  96         CYTypeModifier *modifier_;
  97         CYTypedIdentifier *typedIdentifier_;
  98         CYTypedParameter *typedParameter_;
  99 @end
 100
 101 @begin E4X
 102         CYAttribute *attribute_;
 103         CYPropertyIdentifier *propertyIdentifier_;
 104         CYSelector *selector_;
 105 @end
 106     };
 107 } YYSTYPE;
 108
 109 #define YYSTYPE YYSTYPE
 110 @if Bison24 }
 111
 112 @if Bison24 %code provides {
 113 int cylex(YYSTYPE *, cy::location *, void *);
 114 @if Bison24 }
 115
 116 @if Bison23 %}
 117
 118 %name-prefix="cy"
 119
 120 @if Bison23 %skeleton "lalr1.cc"
 121 @if Bison24 %language "C++"
 122
 123 %initial-action {
 124     @$.begin.filename = @$.end.filename = &driver.filename_;
 125 };
 126
 127 %locations
 128 %defines
 129
 130 //%glr-parser
 131 //%expect 1
 132
 133 %error-verbose
 134
 135 %parse-param { CYDriver &driver }
 136 %lex-param { void *cyscanner }
 137
 138 /* Token Declarations {{{ */
 139 @begin E4X
 140 %token XMLCDATA
 141 %token XMLComment
 142 %token XMLPI
 143
 144 %token XMLAttributeValue
 145 %token XMLName
 146 %token XMLTagCharacters
 147 %token XMLText
 148 %token XMLWhitespace
 149 @end
 150
 151 @begin E4X
 152 %token LeftRight "<>"
 153 %token LeftSlashRight "</>"
 154
 155 %token SlashRight "/>"
 156 %token LeftSlash "</"
 157
 158 %token ColonColon "::"
 159 %token PeriodPeriod ".."
 160 @end
 161
 162 @begin E4X ObjectiveC
 163 %token At "@"
 164 %token Pound "#"
 165 @end
 166
 167 %token Ampersand "&"
 168 %token AmpersandAmpersand "&&"
 169 %token AmpersandEqual "&="
 170 %token Carrot "^"
 171 %token CarrotEqual "^="
 172 %token Equal "="
 173 %token EqualEqual "=="
 174 %token EqualEqualEqual "==="
 175 %token EqualRight "=>"
 176 %token Exclamation "!"
 177 %token ExclamationEqual "!="
 178 %token ExclamationEqualEqual "!=="
 179 %token Hyphen "-"
 180 %token HyphenEqual "-="
 181 %token HyphenHyphen "--"
 182 %token HyphenHyphen_ "\n--"
 183 %token HyphenRight "->"
 184 %token Left "<"
 185 %token LeftEqual "<="
 186 %token LeftLeft "<<"
 187 %token LeftLeftEqual "<<="
 188 %token Percent "%"
 189 %token PercentEqual "%="
 190 %token Period "."
 191 %token PeriodPeriodPeriod "..."
 192 %token Pipe "|"
 193 %token PipeEqual "|="
 194 %token PipePipe "||"
 195 %token Plus "+"
 196 %token PlusEqual "+="
 197 %token PlusPlus "++"
 198 %token PlusPlus_ "\n++"
 199 %token Right ">"
 200 %token RightEqual ">="
 201 %token RightRight ">>"
 202 %token RightRightEqual ">>="
 203 %token RightRightRight ">>>"
 204 %token RightRightRightEqual ">>>="
 205 %token Slash "/"
 206 %token SlashEqual "/="
 207 %token Star "*"
 208 %token StarEqual "*="
 209 %token Tilde "~"
 210
 211 %token Colon ":"
 212 %token Comma ","
 213 %token Question "?"
 214 %token SemiColon ";"
 215 %token NewLine "\n"
 216
 217 %token <comment_> Comment
 218
 219 %token OpenParen "("
 220 %token CloseParen ")"
 221
 222 %token OpenBrace "{"
 223 %token OpenBrace_ "\n{"
 224 %token OpenBrace__ ";{"
 225 %token CloseBrace "}"
 226
 227 %token OpenBracket "["
 228 %token CloseBracket "]"
 229
 230 %token AtError "@error"
 231
 232 @begin Java
 233 %token AtClass "@class"
 234 @end
 235
 236 @begin C
 237 %token <identifier_> Typedef "typedef"
 238 %token <identifier_> Unsigned "unsigned"
 239 %token <identifier_> Signed "signed"
 240 @end
 241
 242 @begin ObjectiveC
 243 %token AtImplementation "@implementation"
 244 %token AtImplementation_ ";@implementation"
 245 %token AtImport "@import"
 246 %token AtEncode "@encode"
 247 %token AtEnd "@end"
 248 %token AtSelector "@selector"
 249 %token <identifier_> Yes "YES"
 250 %token <identifier_> No "NO"
 251 @end
 252
 253 %token <false_> False "false"
 254 %token <null_> Null "null"
 255 %token <true_> True "true"
 256
 257 // ES3/ES5/WIE/JSC Reserved
 258 %token <word_> Auto "auto"
 259 %token <word_> Break "break"
 260 %token <word_> Case "case"
 261 %token <word_> Catch "catch"
 262 %token <word_> Continue "continue"
 263 %token <word_> Default "default"
 264 %token <word_> Delete "delete"
 265 %token <word_> Do "do"
 266 %token <word_> Else "else"
 267 %token <word_> Finally "finally"
 268 %token <word_> For "for"
 269 %token <word_> Function "function"
 270 %token <word_> Function_ ";function"
 271 %token <word_> If "if"
 272 %token <word_> In "in"
 273 %token <word_> In_ "!in"
 274 %token <word_> InstanceOf "instanceof"
 275 %token <word_> New "new"
 276 %token <word_> Return "return"
 277 %token <word_> Switch "switch"
 278 %token <this_> This "this"
 279 %token <word_> Throw "throw"
 280 %token <word_> Try "try"
 281 %token <word_> TypeOf "typeof"
 282 %token <word_> Var "var"
 283 %token <word_> Void "void"
 284 %token <word_> While "while"
 285 %token <word_> With "with"
 286
 287 // ES3/IE6 Future, ES5/JSC Reserved
 288 %token <word_> Debugger "debugger"
 289
 290 // ES3/ES5/IE6 Future, JSC Reserved
 291 %token <word_> Const "const"
 292
 293 // ES3/ES5/IE6/JSC Future
 294 %token <word_> Class "class"
 295 %token <word_> Enum "enum"
 296 %token <word_> Export "export"
 297 %token <word_> Extends "extends"
 298 %token <word_> Import "import"
 299 %token <word_> Super "super"
 300
 301 // ES3 Future, ES5 Strict Future
 302 %token <identifier_> Implements "implements"
 303 %token <identifier_> Interface "interface"
 304 %token <identifier_> Package "package"
 305 %token <identifier_> Private "private"
 306 %token <identifier_> Protected "protected"
 307 %token <identifier_> Public "public"
 308 %token <identifier_> Static "static"
 309
 310 // ES3 Future
 311 %token <identifier_> Abstract "abstract"
 312 %token <identifier_> Boolean "boolean"
 313 %token <identifier_> Byte "byte"
 314 %token <identifier_> Char "char"
 315 %token <identifier_> Double "double"
 316 %token <identifier_> Final "final"
 317 %token <identifier_> Float "float"
 318 %token <identifier_> Goto "goto"
 319 %token <identifier_> Int "int"
 320 %token <identifier_> Long "long"
 321 %token <identifier_> Native "native"
 322 %token <identifier_> Short "short"
 323 %token <identifier_> Synchronized "synchronized"
 324 %token <identifier_> Throws "throws"
 325 %token <identifier_> Transient "transient"
 326 %token <identifier_> Volatile "volatile"
 327
 328 // ES5 Strict
 329 %token <identifier_> Let "let"
 330 %token <identifier_> Yield "yield"
 331
 332 // Woah?!
 333 %token <identifier_> Each "each"
 334 %token <identifier_> Of "of"
 335
 336 @begin E4X
 337 // E4X Conditional
 338 %token <identifier_> Namespace "namespace"
 339 %token <identifier_> XML "xml"
 340 @end
 341
 342 %token AutoComplete
 343
 344 %token <identifier_> Identifier_
 345 %token <number_> NumericLiteral
 346 %token <string_> StringLiteral
 347 %token <literal_> RegularExpressionLiteral
 348
 349 %type <expression_> AdditiveExpression
 350 %type <argument_> ArgumentList_
 351 %type <argument_> ArgumentList
 352 %type <argument_> ArgumentListOpt
 353 %type <argument_> Arguments
 354 %type <expression_> ArrayComprehension
 355 %type <expression_> ArrayInitialiser
 356 %type <literal_> ArrayLiteral
 357 %type <expression_> ArrowFunction
 358 %type <functionParameter_> ArrowParameters
 359 %type <expression_> AssignmentExpression
 360 %type <identifier_> Binding
 361 %type <identifier_> BindingIdentifier
 362 %type <expression_> BitwiseANDExpression
 363 %type <statement_> Block_
 364 %type <statement_> Block
 365 %type <boolean_> BooleanLiteral
 366 %type <declaration_> BindingElement
 367 %type <expression_> BitwiseORExpression
 368 %type <expression_> BitwiseXORExpression
 369 %type <statement_> BreakStatement
 370 %type <statement_> BreakableStatement
 371 %type <expression_> CallExpression_
 372 %type <expression_> CallExpression
 373 %type <clause_> CaseBlock
 374 %type <clause_> CaseClause
 375 %type <clause_> CaseClausesOpt
 376 %type <catch_> CatchOpt
 377 %type <expression_> Comprehension
 378 %type <comprehension_> ComprehensionFor
 379 %type <comprehension_> ComprehensionIf
 380 %type <comprehension_> ComprehensionTail
 381 %type <expression_> ConditionalExpression
 382 %type <statement_> ContinueStatement
 383 %type <statement_> ConciseBody
 384 %type <statement_> DebuggerStatement
 385 %type <statement_> Declaration__
 386 %type <statement_> Declaration_
 387 %type <statement_> Declaration
 388 %type <clause_> DefaultClause
 389 %type <expression_> Element
 390 %type <expression_> ElementOpt
 391 %type <element_> ElementList
 392 %type <element_> ElementListOpt
 393 %type <statement_> ElseStatementOpt
 394 %type <statement_> EmptyStatement
 395 %type <expression_> EqualityExpression
 396 %type <compound_> Expression_
 397 %type <compound_> Expression
 398 %type <expression_> ExpressionOpt
 399 %type <statement_> ExpressionStatement
 400 %type <finally_> FinallyOpt
 401 %type <for_> ForStatementInitialiser
 402 %type <forin_> ForInStatementInitialiser
 403 %type <declaration_> FormalParameter
 404 %type <functionParameter_> FormalParameterList_
 405 %type <functionParameter_> FormalParameterList
 406 %type <functionParameter_> FormalParameterListOpt
 407 %type <statement_> FunctionBody
 408 %type <statement_> FunctionDeclaration
 409 %type <expression_> FunctionExpression
 410 %type <identifier_> Identifier
 411 %type <identifier_> IdentifierOpt
 412 %type <identifier_> IdentifierType
 413 %type <word_> IdentifierName
 414 %type <statement_> IfStatement
 415 %type <expression_> Initialiser
 416 %type <expression_> InitialiserOpt
 417 %type <statement_> IterationStatement
 418 %type <statement_> LabelledStatement
 419 %type <expression_> LeftHandSideExpression
 420 %type <statement_> LetStatement
 421 %type <statement_> LexicalDeclaration
 422 %type <literal_> Literal
 423 %type <literal_> ValueLiteral
 424 %type <expression_> LogicalANDExpression
 425 %type <expression_> LogicalORExpression
 426 %type <member_> MemberAccess
 427 %type <expression_> MemberExpression_
 428 %type <expression_> MemberExpression
 429 %type <expression_> MultiplicativeExpression
 430 %type <expression_> NewExpression
 431 %type <null_> NullLiteral
 432 %type <literal_> ObjectLiteral
 433 %type <compound_> Parenthetical
 434 %type <compound_> ParentheticalOpt
 435 %type <expression_> PostfixExpression
 436 %type <expression_> PrimaryExpression
 437 %type <statement_> Program
 438 %type <statement_> ProgramBody
 439 %type <statement_> ProgramBodyOpt
 440 %type <propertyName_> PropertyName_
 441 %type <propertyName_> PropertyName
 442 %type <property_> PropertyDefinition
 443 %type <property_> PropertyDefinitionList_
 444 %type <property_> PropertyDefinitionList
 445 %type <property_> PropertyDefinitionListOpt
 446 %type <expression_> RelationalExpression
 447 %type <statement_> ReturnStatement
 448 %type <rubyProc_> RubyProcExpression
 449 %type <functionParameter_> RubyProcParameterList_
 450 %type <functionParameter_> RubyProcParameterList
 451 %type <functionParameter_> RubyProcParameters
 452 %type <functionParameter_> RubyProcParametersOpt
 453 %type <expression_> ShiftExpression
 454 %type <declaration_> SingleNameBinding
 455 %type <statement_> Statement__
 456 %type <statement_> Statement_
 457 %type <statement_> Statement
 458 %type <statement_> StatementList
 459 %type <statement_> StatementListOpt
 460 %type <statement_> StatementListItem
 461 %type <statement_> SwitchStatement
 462 %type <statement_> ThrowStatement
 463 %type <statement_> TryStatement
 464 %type <expression_> UnaryExpression_
 465 %type <expression_> UnaryExpression
 466 %type <declaration_> VariableDeclaration
 467 %type <declarations_> VariableDeclarationList_
 468 %type <declarations_> VariableDeclarationList
 469 %type <statement_> VariableStatement
 470 %type <statement_> WithStatement
 471 %type <word_> Word
 472 %type <word_> WordOpt
 473 %type <expression_> Variable
 474
 475 @begin ObjectiveC
 476 %type <typedIdentifier_> ArrayedType
 477 %type <expression_> BoxableExpression
 478 %type <statement_> CategoryStatement
 479 %type <expression_> ClassExpression
 480 %type <field_> ClassFieldListOpt
 481 %type <field_> ClassFields
 482 %type <statement_> ClassStatement
 483 %type <expression_> ClassSuperOpt
 484 %type <message_> ClassMessageDeclaration
 485 %type <message_> ClassMessageDeclarationListOpt
 486 %type <className_> ClassName
 487 %type <className_> ClassNameOpt
 488 %type <protocol_> ClassProtocolListOpt
 489 %type <protocol_> ClassProtocols
 490 %type <protocol_> ClassProtocolsOpt
 491 %type <expression_> EncodedType
 492 %type <modifier_> FunctionedType
 493 %type <specifier_> IntegerType
 494 %type <specifier_> IntegerTypeOpt
 495 %type <expression_> MessageExpression
 496 %type <messageParameter_> MessageParameter
 497 %type <messageParameter_> MessageParameters
 498 %type <messageParameter_> MessageParameterList
 499 %type <messageParameter_> MessageParameterListOpt
 500 %type <bool_> MessageScope
 501 %type <typedIdentifier_> ModifiedType
 502 %type <module_> Module
 503 %type <typedIdentifier_> PrefixedType
 504 %type <specifier_> PrimitiveType
 505 %type <argument_> SelectorCall_
 506 %type <argument_> SelectorCall
 507 %type <selector_> SelectorExpression_
 508 %type <selector_> SelectorExpression
 509 %type <selector_> SelectorExpressionOpt
 510 %type <argument_> SelectorList
 511 %type <word_> SelectorWordOpt
 512 %type <typedIdentifier_> SuffixedType
 513 %type <expression_> TypeOpt
 514 %type <typedIdentifier_> TypeParenthetical
 515 %type <modifier_> TypeQualifierLeft
 516 %type <typedIdentifier_> TypeQualifierRight
 517 %type <typedIdentifier_> TypeSignifier
 518 %type <typedIdentifier_> TypedIdentifier
 519 %type <typedParameter_> TypedParameterList_
 520 %type <typedParameter_> TypedParameterList
 521 %type <typedParameter_> TypedParameterListOpt
 522 %type <argument_> VariadicCall
 523 @end
 524
 525 @begin E4X
 526 %type <propertyIdentifier_> PropertyIdentifier_
 527 %type <selector_> PropertySelector_
 528 %type <selector_> PropertySelector
 529 %type <identifier_> QualifiedIdentifier_
 530 %type <identifier_> QualifiedIdentifier
 531 %type <identifier_> WildcardIdentifier
 532 %type <identifier_> XMLComment
 533 %type <identifier_> XMLCDATA
 534 %type <identifier_> XMLElement
 535 %type <identifier_> XMLElementContent
 536 %type <identifier_> XMLMarkup
 537 %type <identifier_> XMLPI
 538
 539 %type <attribute_> AttributeIdentifier
 540 /* XXX: %type <statement_> DefaultXMLNamespaceStatement */
 541 %type <expression_> PropertyIdentifier
 542 %type <expression_> XMLListInitialiser
 543 %type <expression_> XMLInitialiser
 544 @end
 545 /* }}} */
 546 /* Token Priorities {{{ */
 547 %nonassoc ""
 548 %left "++" "--"
 549
 550 %nonassoc "if"
 551 %nonassoc "else"
 552 /* }}} */
 553
 554 %start Program
 555
 556 %%
 557
 558 /* Lexer State {{{ */
 559 LexPushInOn
 560     : { driver.in_.push(true); }
 561     ;
 562
 563 LexPushInOff
 564     : { driver.in_.push(false); }
 565     ;
 566
 567 LexPopIn
 568     : { driver.in_.pop(); }
 569     ;
 570
 571 LexSetRegExp
 572     : { driver.SetCondition(CYDriver::RegExpCondition); }
 573     ;
 574
 575 LexNoBrace
 576     : { if (yychar == yyempty_) driver.no_.OpenBrace = true; else if (yychar == token::OpenBrace || yychar == token::OpenBrace_) yychar = token::OpenBrace__; }
 577     ;
 578
 579 LexNoFunction
 580     : { if (yychar == yyempty_) driver.no_.Function = true; else if (yychar == token::Function) yychar = token::Function_; }
 581     ;
 582
 583 LexNoAtImplementation :
 584 @begin ObjectiveC
 585     { if (yychar == yyempty_) driver.no_.AtImplementation = true; else if (yychar == token::AtImplementation) yychar = token::AtImplementation_; }
 586 @end
 587     ;
 588
 589 LexSetStatement
 590     : LexNoBrace LexNoFunction LexNoAtImplementation
 591     ;
 592 /* }}} */
 593 /* Virtual Tokens {{{ */
 594 BRACE
 595     : "{"
 596     | "\n{"
 597     ;
 598
 599 Var_
 600     : "var"
 601     ;
 602 /* }}} */
 603
 604 /* 7.6 Identifier Names and Identifiers {{{ */
 605 IdentifierName
 606     : Word { $$ = $1; }
 607     ;
 608
 609 NewLineOpt
 610     : "\n"
 611     |
 612     ;
 613
 614 Word
 615     : Identifier { $$ = $1; }
 616     | "auto" { $$ = $1; }
 617     | "break" NewLineOpt { $$ = $1; }
 618     | "case" { $$ = $1; }
 619     | "catch" { $$ = $1; }
 620     | "class" { $$ = $1; }
 621     | "const" { $$ = $1; }
 622     | "continue" NewLineOpt { $$ = $1; }
 623     | "debugger" { $$ = $1; }
 624     | "default" { $$ = $1; }
 625     | "delete" { $$ = $1; }
 626     | "do" { $$ = $1; }
 627     | "else" { $$ = $1; }
 628     | "enum" { $$ = $1; }
 629     | "export" { $$ = $1; }
 630     | "extends" { $$ = $1; }
 631     | "false" { $$ = $1; }
 632     | "finally" { $$ = $1; }
 633     /* XXX: | "for" { $$ = $1; } */
 634     | "function" { $$ = $1; }
 635     | "if" { $$ = $1; }
 636     | "import" { $$ = $1; }
 637     /* XXX: | "in" { $$ = $1; } */
 638     | "!in" { $$ = $1; }
 639     /* XXX: | "instanceof" { $$ = $1; } */
 640
 641     // XXX: as it currently is not an Identifier
 642     | "let" { $$ = $1; }
 643
 644     | "new" { $$ = $1; }
 645     | "null" { $$ = $1; }
 646     | "return" NewLineOpt { $$ = $1; }
 647     | "super" { $$ = $1; }
 648     | "switch" { $$ = $1; }
 649     | "this" { $$ = $1; }
 650     | "throw" NewLineOpt { $$ = $1; }
 651     | "true" { $$ = $1; }
 652     | "try" { $$ = $1; }
 653     | "typeof" { $$ = $1; }
 654     | "var" { $$ = $1; }
 655     | "void" { $$ = $1; }
 656     | "while" { $$ = $1; }
 657     | "with" { $$ = $1; }
 658     ;
 659
 660 WordOpt
 661     : Word { $$ = $1; }
 662     | { $$ = NULL; }
 663     ;
 664
 665 IdentifierType
 666     : Identifier_ { $$ = $1; }
 667
 668     | "implements" { $$ = $1; }
 669     | "interface" { $$ = $1; }
 670     | "package" { $$ = $1; }
 671     | "private" { $$ = $1; }
 672     | "protected" { $$ = $1; }
 673     | "public" { $$ = $1; }
 674     | "static" { $$ = $1; }
 675
 676     | "abstract" { $$ = $1; }
 677     | "boolean" { $$ = $1; }
 678     | "byte" { $$ = $1; }
 679     | "double" { $$ = $1; }
 680     | "final" { $$ = $1; }
 681     | "float" { $$ = $1; }
 682     | "goto" { $$ = $1; }
 683     | "native" { $$ = $1; }
 684     | "synchronized" { $$ = $1; }
 685     | "throws" { $$ = $1; }
 686     | "transient" { $$ = $1; }
 687
 688     // XXX: currently I only have this as Word
 689     // | "let" { $$ = $1; }
 690
 691     | "yield" { $$ = $1; }
 692
 693     | "each" { $$ = $1; }
 694     | "of" { $$ = $1; }
 695     ;
 696
 697 Identifier
 698     : IdentifierType
 699     | "char" { $$ = $1; }
 700     | "int" { $$ = $1; }
 701     | "long" { $$ = $1; }
 702     | "short" { $$ = $1; }
 703     | "volatile" { $$ = $1; }
 704 @begin C
 705     | "typedef" { $$ = $1; }
 706     | "unsigned" { $$ = $1; }
 707     | "signed" { $$ = $1; }
 708     | "YES" { $$ = $1; }
 709     | "NO" { $$ = $1; }
 710 @end
 711     ;
 712
 713 IdentifierOpt
 714     : Identifier { $$ = $1; }
 715     | { $$ = NULL; }
 716     ;
 717 /* }}} */
 718
 719 /* 7.8 Literals {{{ */
 720 Literal
 721     : NullLiteral { $$ = $1; }
 722     | ValueLiteral { $$ = $1; }
 723     ;
 724
 725 ValueLiteral
 726     : BooleanLiteral { $$ = $1; }
 727     | NumericLiteral { $$ = $1; }
 728     | StringLiteral { $$ = $1; }
 729     | RegularExpressionLiteral { $$ = $1; }
 730     ;
 731 /* }}} */
 732 /* 7.8.1 Null Literals {{{ */
 733 NullLiteral
 734     : "null" { $$ = $1; }
 735     ;
 736 /* }}} */
 737 /* 7.8.2 Boolean Literals {{{ */
 738 BooleanLiteral
 739     : "true" { $$ = $1; }
 740     | "false" { $$ = $1; }
 741     ;
 742 /* }}} */
 743
 744 /* 7.9 Automatic Semicolon Insertion {{{ */
 745 StrictSemi
 746     : { driver.Warning(yylloc, "warning, automatic semi-colon insertion required"); }
 747     ;
 748
 749 Terminator
 750     : ";"
 751     | error { if (yychar != yyeof_ && yychar != token::CloseBrace && !yylval.newline_) YYABORT; else { yyerrok; driver.errors_.pop_back(); } } StrictSemi
 752     ;
 753
 754 TerminatorOpt
 755     : ";"
 756     | error { yyerrok; driver.errors_.pop_back(); } StrictSemi
 757     ;
 758 /* }}} */
 759
 760 /* 11.1 Primary Expressions {{{ */
 761 Parenthetical
 762     : "(" LexPushInOff Expression ")" LexPopIn { $$ = $3; }
 763     ;
 764
 765 ParentheticalOpt
 766     : Parenthetical { $$ = $1; }
 767     | { $$ = NULL; }
 768     ;
 769
 770 Variable
 771     : Identifier { $$ = CYNew CYVariable($1); }
 772     ;
 773
 774 PrimaryExpression
 775     : "this" { $$ = $1; }
 776     | Variable { $$ = $1; }
 777     | Literal { $$ = $1; }
 778     | ArrayInitialiser { $$ = $1; }
 779     | ObjectLiteral { $$ = $1; }
 780     | Parenthetical { $$ = $1; }
 781     | AutoComplete { driver.mode_ = CYDriver::AutoPrimary; YYACCEPT; }
 782     ;
 783 /* }}} */
 784 /* 11.1.4 Array Initializer {{{ */
 785 ArrayInitialiser
 786     : ArrayLiteral { $$ = $1; }
 787     | ArrayComprehension { $$ = $1; }
 788     ;
 789 /* }}} */
 790 /* 11.1.4.1 Array Literal {{{ */
 791 ArrayLiteral
 792     : "[" LexPushInOff ElementListOpt "]" LexPopIn { $$ = CYNew CYArray($3); }
 793     ;
 794
 795 Element
 796     : AssignmentExpression { $$ = $1; }
 797     ;
 798
 799 ElementOpt
 800     : Element { $$ = $1; }
 801     | LexSetRegExp { $$ = NULL; }
 802     ;
 803
 804 ElementList
 805     : ElementOpt "," ElementListOpt { $$ = CYNew CYElement($1, $3); }
 806     | Element { $$ = CYNew CYElement($1, NULL); }
 807     ;
 808
 809 ElementListOpt
 810     : ElementList { $$ = $1; }
 811     | LexSetRegExp { $$ = NULL; }
 812     ;
 813 /* }}} */
 814 /* 11.1.4.2 Array Comprehension {{{ */
 815 ArrayComprehension
 816     : "[" LexPushInOff Comprehension "]" LexPopIn { $$ = $3; }
 817     ;
 818
 819 Comprehension
 820     : LexSetRegExp ComprehensionFor ComprehensionTail AssignmentExpression { $$ = CYNew CYArrayComprehension($4, $2->Modify($3)); }
 821     ;
 822
 823 ComprehensionTail
 824     : { $$ = NULL; }
 825     | ComprehensionFor ComprehensionTail { $$ = $1->Modify($2); }
 826     | ComprehensionIf ComprehensionTail { $$ = $1->Modify($2); }
 827     ;
 828
 829 ComprehensionFor
 830     : "for" "(" Binding "of" Expression ")" { $$ = CYNew CYForOfComprehension($3, $5); }
 831     ;
 832
 833 ComprehensionIf
 834     : "if" "(" AssignmentExpression ")" { $$ = CYNew CYIfComprehension($3); }
 835     ;
 836 /* }}} */
 837 /* 11.1.5 Object Initialiser {{{ */
 838 ObjectLiteral
 839     : BRACE LexPushInOff PropertyDefinitionListOpt "}" LexPopIn { $$ = CYNew CYObject($3); }
 840     ;
 841
 842 PropertyDefinitionList_
 843     : "," PropertyDefinitionList { $$ = $2; }
 844     | "," LexSetRegExp { $$ = NULL; }
 845     | { $$ = NULL; }
 846     ;
 847
 848 PropertyDefinitionList
 849     : PropertyDefinition PropertyDefinitionList_ { $1->SetNext($2); $$ = $1; }
 850     ;
 851
 852 PropertyDefinitionListOpt
 853     : PropertyDefinitionList { $$ = $1; }
 854     | LexSetRegExp { $$ = NULL; }
 855     ;
 856
 857 PropertyDefinition
 858     // XXX: this should be IdentifierName
 859     : LexSetRegExp Identifier { $$ = CYNew CYProperty($2, CYNew CYVariable($2)); }
 860     | PropertyName ":" AssignmentExpression { $$ = CYNew CYProperty($1, $3); }
 861     //| MethodDefinition
 862     ;
 863
 864 PropertyName_
 865     : IdentifierName { $$ = $1; }
 866     | StringLiteral { $$ = $1; }
 867     | NumericLiteral { $$ = $1; }
 868     ;
 869
 870 PropertyName
 871     : LexSetRegExp PropertyName_ { $$ = $2; }
 872     ;
 873 /* }}} */
 874
 875 /* 11.2 Left-Hand-Side Expressions {{{ */
 876 MemberAccess
 877     : "[" LexPushInOff Expression "]" LexPopIn { $$ = CYNew CYDirectMember(NULL, $3); }
 878     | "." IdentifierName { $$ = CYNew CYDirectMember(NULL, CYNew CYString($2)); }
 879     | "." AutoComplete { driver.mode_ = CYDriver::AutoDirect; YYACCEPT; }
 880     ;
 881
 882 MemberExpression_
 883     : MemberExpression { $$ = $1; }
 884     //| "super" { $$ = $1; }
 885     ;
 886
 887 MemberExpression
 888     : LexSetRegExp PrimaryExpression { $$ = $2; }
 889     | LexSetRegExp FunctionExpression { $$ = $2; }
 890     | MemberExpression_ { driver.context_ = $1; } MemberAccess { $3->SetLeft($1); $$ = $3; }
 891     | LexSetRegExp "new" MemberExpression Arguments { $$ = CYNew cy::Syntax::New($3, $4); }
 892     ;
 893
 894 NewExpression
 895     : MemberExpression { $$ = $1; }
 896     | LexSetRegExp "new" NewExpression { $$ = CYNew cy::Syntax::New($3, NULL); }
 897     ;
 898
 899 CallExpression_
 900     : MemberExpression_
 901     | CallExpression
 902     ;
 903
 904 CallExpression
 905     : CallExpression_ Arguments { $$ = CYNew CYCall($1, $2); }
 906     | CallExpression { driver.context_ = $1; } MemberAccess { $3->SetLeft($1); $$ = $3; }
 907     ;
 908
 909 Arguments
 910     : "(" LexPushInOff ArgumentListOpt ")" LexPopIn { $$ = $3; }
 911     ;
 912
 913 ArgumentList_
 914     : "," ArgumentList { $$ = $2; }
 915     | { $$ = NULL; }
 916     ;
 917
 918 ArgumentList
 919     : AssignmentExpression ArgumentList_ { $$ = CYNew CYArgument(NULL, $1, $2); }
 920     ;
 921
 922 ArgumentListOpt
 923     : ArgumentList { $$ = $1; }
 924     | LexSetRegExp { $$ = NULL; }
 925     ;
 926
 927 LeftHandSideExpression
 928     : NewExpression { $$ = $1; }
 929     | CallExpression { $$ = $1; }
 930     ;
 931 /* }}} */
 932 /* 11.3 Postfix Expressions {{{ */
 933 PostfixExpression
 934     : %prec "" LeftHandSideExpression { $$ = $1; }
 935     | LeftHandSideExpression "++" { $$ = CYNew CYPostIncrement($1); }
 936     | LeftHandSideExpression "--" { $$ = CYNew CYPostDecrement($1); }
 937     ;
 938 /* }}} */
 939 /* 11.4 Unary Operators {{{ */
 940 UnaryExpression_
 941     : "delete" UnaryExpression { $$ = CYNew CYDelete($2); }
 942     | "void" UnaryExpression { $$ = CYNew CYVoid($2); }
 943     | "typeof" UnaryExpression { $$ = CYNew CYTypeOf($2); }
 944     | "++" UnaryExpression { $$ = CYNew CYPreIncrement($2); }
 945     | "\n++" UnaryExpression { $$ = CYNew CYPreIncrement($2); }
 946     | "--" UnaryExpression { $$ = CYNew CYPreDecrement($2); }
 947     | "\n--" UnaryExpression { $$ = CYNew CYPreDecrement($2); }
 948     | "+" UnaryExpression { $$ = CYNew CYAffirm($2); }
 949     | "-" UnaryExpression { $$ = CYNew CYNegate($2); }
 950     | "~" UnaryExpression { $$ = CYNew CYBitwiseNot($2); }
 951     | "!" UnaryExpression { $$ = CYNew CYLogicalNot($2); }
 952     ;
 953
 954 UnaryExpression
 955     : PostfixExpression { $$ = $1; }
 956     | LexSetRegExp UnaryExpression_ { $$ = $2; }
 957     ;
 958 /* }}} */
 959 /* 11.5 Multiplicative Operators {{{ */
 960 MultiplicativeExpression
 961     : UnaryExpression { $$ = $1; }
 962     | MultiplicativeExpression "*" UnaryExpression { $$ = CYNew CYMultiply($1, $3); }
 963     | MultiplicativeExpression "/" UnaryExpression { $$ = CYNew CYDivide($1, $3); }
 964     | MultiplicativeExpression "%" UnaryExpression { $$ = CYNew CYModulus($1, $3); }
 965     ;
 966 /* }}} */
 967 /* 11.6 Additive Operators {{{ */
 968 AdditiveExpression
 969     : MultiplicativeExpression { $$ = $1; }
 970     | AdditiveExpression "+" MultiplicativeExpression { $$ = CYNew CYAdd($1, $3); }
 971     | AdditiveExpression "-" MultiplicativeExpression { $$ = CYNew CYSubtract($1, $3); }
 972     ;
 973 /* }}} */
 974 /* 11.7 Bitwise Shift Operators {{{ */
 975 ShiftExpression
 976     : AdditiveExpression { $$ = $1; }
 977     | ShiftExpression "<<" AdditiveExpression { $$ = CYNew CYShiftLeft($1, $3); }
 978     | ShiftExpression ">>" AdditiveExpression { $$ = CYNew CYShiftRightSigned($1, $3); }
 979     | ShiftExpression ">>>" AdditiveExpression { $$ = CYNew CYShiftRightUnsigned($1, $3); }
 980     ;
 981 /* }}} */
 982 /* 11.8 Relational Operators {{{ */
 983 RelationalExpression
 984     : ShiftExpression { $$ = $1; }
 985     | RelationalExpression "<" ShiftExpression { $$ = CYNew CYLess($1, $3); }
 986     | RelationalExpression ">" ShiftExpression { $$ = CYNew CYGreater($1, $3); }
 987     | RelationalExpression "<=" ShiftExpression { $$ = CYNew CYLessOrEqual($1, $3); }
 988     | RelationalExpression ">=" ShiftExpression { $$ = CYNew CYGreaterOrEqual($1, $3); }
 989     | RelationalExpression "instanceof" ShiftExpression { $$ = CYNew CYInstanceOf($1, $3); }
 990     | RelationalExpression "in" ShiftExpression { $$ = CYNew CYIn($1, $3); }
 991     ;
 992 /* }}} */
 993 /* 11.9 Equality Operators {{{ */
 994 EqualityExpression
 995     : RelationalExpression { $$ = $1; }
 996     | EqualityExpression "==" RelationalExpression { $$ = CYNew CYEqual($1, $3); }
 997     | EqualityExpression "!=" RelationalExpression { $$ = CYNew CYNotEqual($1, $3); }
 998     | EqualityExpression "===" RelationalExpression { $$ = CYNew CYIdentical($1, $3); }
 999     | EqualityExpression "!==" RelationalExpression { $$ = CYNew CYNotIdentical($1, $3); }
1000     ;
1001 /* }}} */
1002 /* 11.10 Binary Bitwise Operators {{{ */
1003 BitwiseANDExpression
1004     : EqualityExpression { $$ = $1; }
1005     | BitwiseANDExpression "&" EqualityExpression { $$ = CYNew CYBitwiseAnd($1, $3); }
1006     ;
1007
1008 BitwiseXORExpression
1009     : BitwiseANDExpression { $$ = $1; }
1010     | BitwiseXORExpression "^" BitwiseANDExpression { $$ = CYNew CYBitwiseXOr($1, $3); }
1011     ;
1012
1013 BitwiseORExpression
1014     : BitwiseXORExpression { $$ = $1; }
1015     | BitwiseORExpression "|" BitwiseXORExpression { $$ = CYNew CYBitwiseOr($1, $3); }
1016     ;
1017 /* }}} */
1018 /* 11.11 Binary Logical Operators {{{ */
1019 LogicalANDExpression
1020     : BitwiseORExpression { $$ = $1; }
1021     | LogicalANDExpression "&&" BitwiseORExpression { $$ = CYNew CYLogicalAnd($1, $3); }
1022     ;
1023
1024 LogicalORExpression
1025     : LogicalANDExpression { $$ = $1; }
1026     | LogicalORExpression "||" LogicalANDExpression { $$ = CYNew CYLogicalOr($1, $3); }
1027     ;
1028 /* }}} */
1029 /* 11.12 Conditional Operator ( ? : ) {{{ */
1030 ConditionalExpression
1031     : LogicalORExpression { $$ = $1; }
1032     | LogicalORExpression "?" LexPushInOff AssignmentExpression ":" LexPopIn AssignmentExpression { $$ = CYNew CYCondition($1, $4, $7); }
1033     | LogicalORExpression "?" LexPushInOff LexSetRegExp ":" LexPopIn AssignmentExpression { $$ = CYNew CYCondition($1, $1, $7); }
1034     ;
1035 /* }}} */
1036 /* 11.13 Assignment Operators {{{ */
1037 AssignmentExpression
1038     : ConditionalExpression { $$ = $1; }
1039     | ArrowFunction { $$ = $1; }
1040     | LeftHandSideExpression "=" AssignmentExpression { $$ = CYNew CYAssign($1, $3); }
1041     | LeftHandSideExpression "*=" AssignmentExpression { $$ = CYNew CYMultiplyAssign($1, $3); }
1042     | LeftHandSideExpression "/=" AssignmentExpression { $$ = CYNew CYDivideAssign($1, $3); }
1043     | LeftHandSideExpression "%=" AssignmentExpression { $$ = CYNew CYModulusAssign($1, $3); }
1044     | LeftHandSideExpression "+=" AssignmentExpression { $$ = CYNew CYAddAssign($1, $3); }
1045     | LeftHandSideExpression "-=" AssignmentExpression { $$ = CYNew CYSubtractAssign($1, $3); }
1046     | LeftHandSideExpression "<<=" AssignmentExpression { $$ = CYNew CYShiftLeftAssign($1, $3); }
1047     | LeftHandSideExpression ">>=" AssignmentExpression { $$ = CYNew CYShiftRightSignedAssign($1, $3); }
1048     | LeftHandSideExpression ">>>=" AssignmentExpression { $$ = CYNew CYShiftRightUnsignedAssign($1, $3); }
1049     | LeftHandSideExpression "&=" AssignmentExpression { $$ = CYNew CYBitwiseAndAssign($1, $3); }
1050     | LeftHandSideExpression "^=" AssignmentExpression { $$ = CYNew CYBitwiseXOrAssign($1, $3); }
1051     | LeftHandSideExpression "|=" AssignmentExpression { $$ = CYNew CYBitwiseOrAssign($1, $3); }
1052     ;
1053 /* }}} */
1054 /* 11.14 Comma Operator {{{ */
1055 Expression_
1056     : "," Expression { $$ = $2; }
1057     | { $$ = CYNew CYCompound(); }
1058     ;
1059
1060 Expression
1061     : AssignmentExpression Expression_ { $2->AddPrev($1); $$ = $2; }
1062     ;
1063
1064 ExpressionOpt
1065     : Expression { $$ = $1; }
1066     | LexSetRegExp { $$ = NULL; }
1067     ;
1068 /* }}} */
1069
1070 /* 12 Statements {{{ */
1071 Statement__
1072     : Block { $$ = $1; }
1073     | VariableStatement { $$ = $1; }
1074     | EmptyStatement { $$ = $1; }
1075     | IfStatement { $$ = $1; }
1076     | BreakableStatement { $$ = $1; }
1077     | ContinueStatement { $$ = $1; }
1078     | BreakStatement { $$ = $1; }
1079     | ReturnStatement { $$ = $1; }
1080     | WithStatement { $$ = $1; }
1081     | LabelledStatement { $$ = $1; }
1082     | ThrowStatement { $$ = $1; }
1083     | TryStatement { $$ = $1; }
1084     | DebuggerStatement { $$ = $1; }
1085     ;
1086
1087 Statement_
1088     : LexSetRegExp Statement__ { $$ = $2; }
1089     | ExpressionStatement { $$ = $1; }
1090     ;
1091
1092 Statement
1093     : LexSetStatement Statement_ { $$ = $2; }
1094     ;
1095
1096 Declaration__
1097     : FunctionDeclaration { $$ = $1; }
1098     | LexicalDeclaration { $$ = $1; }
1099     ;
1100
1101 Declaration_
1102     : LexSetRegExp Declaration__ { $$ = $2; }
1103     ;
1104
1105 Declaration
1106     : LexSetStatement Declaration_ { $$ = $2; }
1107     ;
1108
1109 BreakableStatement
1110     : IterationStatement { $$ = $1; }
1111     | SwitchStatement { $$ = $1; }
1112     ;
1113 /* }}} */
1114 /* 12.1 Block {{{ */
1115 Block_
1116     : BRACE StatementListOpt "}" { $$ = $2; }
1117     ;
1118
1119 Block
1120     : ";{" StatementListOpt "}" { $$ = CYNew CYBlock($2); }
1121     ;
1122
1123 StatementList
1124     : StatementListItem StatementListOpt { $1->SetNext($2); $$ = $1; }
1125     ;
1126
1127 StatementListOpt
1128     : StatementList { $$ = $1; }
1129     | LexSetStatement LexSetRegExp { $$ = NULL; }
1130     ;
1131
1132 StatementListItem
1133     : Statement { $$ = $1; }
1134     | Declaration { $$ = $1; }
1135     ;
1136 /* }}} */
1137
1138 /* 12.2 Declarations {{{ */
1139 BindingIdentifier
1140     : Identifier { $$ = $1; }
1141     ;
1142
1143 Binding
1144     : BindingIdentifier
1145     ;
1146
1147 // XXX: BindingPattern
1148 /* }}} */
1149 /* 12.2.1 Let and Const Declarations {{{ */
1150 LexicalDeclaration
1151     : LetOrConst VariableDeclarationList Terminator { $$ = CYNew CYVar($2); }
1152     ;
1153
1154 LetOrConst
1155     : "let"
1156     | "const"
1157     ;
1158 /* }}} */
1159 /* 12.2.2 Variable Statement {{{ */
1160 VariableStatement
1161     : Var_ VariableDeclarationList Terminator { $$ = CYNew CYVar($2); }
1162     ;
1163
1164 VariableDeclarationList_
1165     : "," VariableDeclarationList { $$ = $2; }
1166     | { $$ = NULL; }
1167     ;
1168
1169 VariableDeclarationList
1170     : VariableDeclaration VariableDeclarationList_ { $$ = CYNew CYDeclarations($1, $2); }
1171     ;
1172
1173 VariableDeclaration
1174     : BindingIdentifier InitialiserOpt { $$ = CYNew CYDeclaration($1, $2); }
1175     // XXX: | BindingPattern Initialiser { $$ = CYNew CYDeclaration($1, $2); }
1176     ;
1177
1178 Initialiser
1179     : "=" AssignmentExpression { $$ = $2; }
1180     ;
1181
1182 InitialiserOpt
1183     : Initialiser { $$ = $1; }
1184     | { $$ = NULL; }
1185     ;
1186 /* }}} */
1187 /* 12.2.4 Destructuring Binding Patterns {{{ */
1188 // XXX: *
1189
1190 BindingElement
1191     : SingleNameBinding { $$ = $1; }
1192     ;
1193
1194 SingleNameBinding
1195     : BindingIdentifier InitialiserOpt { $$ = CYNew CYDeclaration($1, $2); }
1196     ;
1197 /* }}} */
1198
1199 /* 12.3 Empty Statement {{{ */
1200 EmptyStatement
1201     : ";" { $$ = CYNew CYEmpty(); }
1202     ;
1203 /* }}} */
1204 /* 12.4 Expression Statement {{{ */
1205 ExpressionStatement
1206     : Expression Terminator { $$ = CYNew CYExpress($1); }
1207     ;
1208 /* }}} */
1209 /* 12.5 The if Statement {{{ */
1210 ElseStatementOpt
1211     : "else" Statement { $$ = $2; }
1212     | %prec "if" { $$ = NULL; }
1213     ;
1214
1215 IfStatement
1216     : "if" "(" Expression ")" Statement ElseStatementOpt { $$ = CYNew CYIf($3, $5, $6); }
1217     ;
1218 /* }}} */
1219
1220 /* 12.6.1 The do-while Statement {{{ */
1221 IterationStatement
1222     : "do" Statement "while" "(" Expression ")" TerminatorOpt { $$ = CYNew CYDoWhile($5, $2); }
1223     ;
1224 /* }}} */
1225 /* 12.6.2 The while Statement {{{ */
1226 IterationStatement
1227     : "while" "(" Expression ")" Statement { $$ = CYNew CYWhile($3, $5); }
1228     ;
1229 /* }}} */
1230 /* 12.6.3 The for Statement {{{ */
1231 IterationStatement
1232     : "for" "(" LexPushInOn ForStatementInitialiser ";" LexPopIn ExpressionOpt ";" ExpressionOpt ")" Statement { $$ = CYNew CYFor($4, $7, $9, $11); }
1233     ;
1234
1235 ForStatementInitialiser
1236     : ExpressionOpt { $$ = $1; }
1237     | LexSetRegExp Var_ VariableDeclarationList { $$ = CYNew CYForDeclarations($3); }
1238     ;
1239 /* }}} */
1240 /* 12.6.4 The for-in and for-of Statements {{{ */
1241 IterationStatement
1242     : "for" "(" LexPushInOn ForInStatementInitialiser "!in" LexPopIn Expression ")" Statement { $$ = CYNew CYForIn($4, $7, $9); }
1243     | "for" "(" LexPushInOn ForInStatementInitialiser "of" LexPopIn Expression ")" Statement { $$ = CYNew CYForOf($4, $7, $9); }
1244     ;
1245
1246 ForInStatementInitialiser
1247     : LeftHandSideExpression { $$ = $1; }
1248     | LexSetRegExp Var_ VariableDeclaration { $$ = $3; }
1249     ;
1250 /* }}} */
1251
1252 /* 12.7 The continue Statement {{{ */
1253 ContinueStatement
1254     : "continue" "\n" StrictSemi { $$ = CYNew CYContinue(NULL); }
1255     | "continue" IdentifierOpt Terminator { $$ = CYNew CYContinue($2); }
1256     ;
1257 /* }}} */
1258 /* 12.8 The break Statement {{{ */
1259 BreakStatement
1260     : "break" "\n" StrictSemi { $$ = CYNew CYBreak(NULL); }
1261     | "break" IdentifierOpt Terminator { $$ = CYNew CYBreak($2); }
1262     ;
1263 /* }}} */
1264 /* 12.9 The return Statement {{{ */
1265 ReturnStatement
1266     : "return" LexSetRegExp "\n" StrictSemi { $$ = CYNew CYReturn(NULL); }
1267     | "return" ExpressionOpt Terminator { $$ = CYNew CYReturn($2); }
1268     ;
1269 /* }}} */
1270 /* 12.10 The with Statement {{{ */
1271 WithStatement
1272     : "with" "(" Expression ")" Statement { $$ = CYNew CYWith($3, $5); }
1273     ;
1274 /* }}} */
1275
1276 /* 12.11 The switch Statement {{{ */
1277 SwitchStatement
1278     : "switch" "(" Expression ")" CaseBlock { $$ = CYNew CYSwitch($3, $5); }
1279     ;
1280
1281 CaseBlock
1282     : BRACE CaseClausesOpt "}" { $$ = $2; }
1283     ;
1284
1285 CaseClause
1286     : "case" Expression ":" StatementListOpt { $$ = CYNew CYClause($2, $4); }
1287     ;
1288
1289 CaseClausesOpt
1290     : CaseClause CaseClausesOpt { $1->SetNext($2); $$ = $1; }
1291     | DefaultClause CaseClausesOpt { $1->SetNext($2); $$ = $1; }
1292     | { $$ = NULL; }
1293     ;
1294
1295 DefaultClause
1296     : "default" ":" StatementListOpt { $$ = CYNew CYClause(NULL, $3); }
1297     ;
1298 /* }}} */
1299 /* 12.12 Labelled Statements {{{ */
1300 LabelledStatement
1301     : Identifier ":" Statement { $$ = CYNew CYLabel($1, $3); }
1302     ;
1303 /* }}} */
1304 /* 12.13 The throw Statement {{{ */
1305 ThrowStatement
1306     : "throw" LexSetRegExp "\n" StrictSemi { YYABORT; }
1307     | "throw" Expression Terminator { $$ = CYNew cy::Syntax::Throw($2); }
1308     ;
1309 /* }}} */
1310 /* 12.14 The try Statement {{{ */
1311 TryStatement
1312     : "try" Block_ CatchOpt FinallyOpt { $$ = CYNew cy::Syntax::Try($2, $3, $4); }
1313     ;
1314
1315 CatchOpt
1316     : "catch" "(" Identifier ")" Block_ { $$ = CYNew cy::Syntax::Catch($3, $5); }
1317     | { $$ = NULL; }
1318     ;
1319
1320 FinallyOpt
1321     : "finally" Block_ { $$ = CYNew CYFinally($2); }
1322     | { $$ = NULL; }
1323     ;
1324 /* }}} */
1325 /* 12.14 The debugger Statement {{{ */
1326 DebuggerStatement
1327     : "debugger" Terminator { $$ = CYNew CYDebugger(); }
1328     ;
1329 /* }}} */
1330
1331 /* 13.1 Function Definitions {{{ */
1332 FunctionDeclaration
1333     : ";function" Identifier "(" FormalParameterListOpt ")" BRACE FunctionBody "}" { $$ = CYNew CYFunctionStatement($2, $4, $7); }
1334     ;
1335
1336 FunctionExpression
1337     : "function" IdentifierOpt "(" LexPushInOff FormalParameterListOpt ")" LexPopIn BRACE LexPushInOff FunctionBody "}" LexPopIn { $$ = CYNew CYFunctionExpression($2, $5, $10); }
1338     ;
1339
1340 FormalParameterList_
1341     : "," FormalParameterList { $$ = $2; }
1342     | { $$ = NULL; }
1343     ;
1344
1345 FormalParameterList
1346     // XXX: : FunctionRestParameter { $$ = $1; }
1347     : FormalParameter FormalParameterList_ { $$ = CYNew CYFunctionParameter($1, $2); }
1348     ;
1349
1350 FormalParameterListOpt
1351     : FormalParameterList
1352     | { $$ = NULL; }
1353     ;
1354
1355 /* XXX: FunctionRestParameter
1356     : "..." BindingIdentifier { $$ = CYNew CYFunctionRestParameter($2); }
1357     ;*/
1358
1359 FormalParameter
1360     : BindingElement { $$ = $1; }
1361     ;
1362
1363 FunctionBody
1364     : StatementListOpt { $$ = $1; }
1365     ;
1366 /* }}} */
1367 /* 13.2 Arrow Function Definitions {{{ */
1368 ArrowFunction
1369     : LexSetRegExp ArrowParameters "=>" LexNoBrace ConciseBody { $$ = CYNew CYFatArrow($2, $5); }
1370     ;
1371
1372 ArrowParameters
1373     : BindingIdentifier { $$ = CYNew CYFunctionParameter(CYNew CYDeclaration($1)); }
1374     //| ParentheticalOpt { $$ = $1; }
1375     ;
1376
1377 ConciseBody
1378     : AssignmentExpression { $$ = CYNew CYReturn($1); }
1379     | LexSetRegExp ";{" LexPushInOff FunctionBody "}" LexPopIn { $$ = $4; }
1380     ;
1381 /* }}} */
1382 /* 14 Program {{{ */
1383 Program
1384     : ProgramBodyOpt { driver.program_ = CYNew CYProgram($1); }
1385     ;
1386
1387 ProgramBody
1388     : StatementList { $$ = $1; }
1389     ;
1390
1391 ProgramBodyOpt
1392     : ProgramBody { $$ = $1; }
1393     | LexSetStatement LexSetRegExp { $$ = NULL; }
1394     ;
1395 /* }}} */
1396
1397 @begin ObjectiveC
1398 /* Cycript (Objective-C): Type Encoding {{{ */
1399 TypeParenthetical
1400     : "(" LexPushInOff PrefixedType ")" LexPopIn { $$ = $3; }
1401     ;
1402
1403 TypeSignifier
1404     : IdentifierType { $$ = CYNew CYTypedIdentifier($1); }
1405     | TypeParenthetical { $$ = $1; }
1406     ;
1407
1408 ArrayedType
1409     : ArrayedType "[" NumericLiteral "]" { $$ = $1; $$->modifier_ = CYNew CYTypeArrayOf($3, $$->modifier_); }
1410     | TypeSignifier { $$ = $1; }
1411     | { $$ = CYNew CYTypedIdentifier(); }
1412     ;
1413
1414 FunctionedType
1415     : "(" LexPushInOff TypedParameterListOpt ")" LexPopIn { $$ = CYNew CYTypeFunctionWith($3); }
1416     ;
1417
1418 SuffixedType
1419     : ArrayedType { $$ = $1; }
1420     | "(" LexPushInOff "^" TypeQualifierRight ")" LexPopIn "(" LexPushInOff TypedParameterListOpt ")" LexPopIn { $$ = $4; $$->modifier_ = CYNew CYTypeBlockWith($9, $$->modifier_); }
1421     | TypeParenthetical FunctionedType { $$ = $1; CYSetLast($2) = $$->modifier_; $$->modifier_ = $2; }
1422     | FunctionedType { $$ = CYNew CYTypedIdentifier(); CYSetLast($1) = $$->modifier_; $$->modifier_ = $1; }
1423     ;
1424
1425 PrefixedType
1426     : "*" TypeQualifierRight { $$ = $2; $$->modifier_ = CYNew CYTypePointerTo($$->modifier_); }
1427     ;
1428
1429 TypeQualifierLeft
1430     : { $$ = NULL; }
1431     | "const" TypeQualifierLeft { $$ = $2; CYSetLast($$) = CYNew CYTypeConstant(); }
1432     | "volatile" TypeQualifierLeft { $$ = $2; CYSetLast($$) = CYNew CYTypeVolatile(); }
1433     ;
1434
1435 TypeQualifierRight
1436     : PrefixedType { $$ = $1; }
1437     | SuffixedType { $$ = $1; }
1438     | "const" TypeQualifierRight { $$ = $2; $$->modifier_ = CYNew CYTypeConstant($$->modifier_); }
1439     | "volatile" TypeQualifierRight { $$ = $2; $$->modifier_ = CYNew CYTypeVolatile($$->modifier_); }
1440     ;
1441
1442 IntegerType
1443     : "int" { $$ = CYNew CYTypeVariable("int"); }
1444     | "unsigned" IntegerTypeOpt { $$ = CYNew CYTypeUnsigned($2); }
1445     | "signed" IntegerTypeOpt { $$ = CYNew CYTypeSigned($2); }
1446     | "long" IntegerTypeOpt { $$ = CYNew CYTypeLong($2); }
1447     | "short" IntegerTypeOpt { $$ = CYNew CYTypeShort($2); }
1448     ;
1449
1450 IntegerTypeOpt
1451     : IntegerType { $$ = $1; }
1452     | { $$ = CYNew CYTypeVariable("int"); }
1453     ;
1454
1455 PrimitiveType
1456     : IdentifierType { $$ = CYNew CYTypeVariable($1); }
1457     | IntegerType { $$ = $1; }
1458     | "void" { $$ = CYNew CYTypeVoid(); }
1459     | "char" { $$ = CYNew CYTypeVariable("char"); }
1460     | "signed" "char" { $$ = CYNew CYTypeSigned(CYNew CYTypeVariable("char")); }
1461     | "unsigned" "char" { $$ = CYNew CYTypeUnsigned(CYNew CYTypeVariable("char")); }
1462     ;
1463
1464 TypedIdentifier
1465     : TypeQualifierLeft PrimitiveType TypeQualifierRight { $$ = $3; $$->specifier_ = $2; CYSetLast($1) = $$->modifier_; $$->modifier_ = $1; }
1466     ;
1467
1468 EncodedType
1469     : TypedIdentifier { $$ = CYNew CYEncodedType($1); }
1470     ;
1471
1472 PrimaryExpression
1473     : "@encode" "(" EncodedType ")" { $$ = $3; }
1474     ;
1475 /* }}} */
1476 /* Cycript (Objective-C): @class Declaration {{{ */
1477 ClassSuperOpt
1478     /* XXX: why the hell did I choose MemberExpression? */
1479     : ":" LexSetRegExp MemberExpression { $$ = $3; }
1480     | { $$ = NULL; }
1481     ;
1482
1483 ClassFieldListOpt
1484     : TypedIdentifier ";" ClassFieldListOpt { $$ = CYNew CYField($1, $3); }
1485     | LexSetRegExp { $$ = NULL; }
1486     ;
1487
1488 ClassFields
1489     : BRACE ClassFieldListOpt "}" { $$ = $2; }
1490     ;
1491
1492 MessageScope
1493     : "+" { $$ = false; }
1494     | "-" { $$ = true; }
1495     ;
1496
1497 TypeOpt
1498     : "(" LexSetRegExp EncodedType ")" { $$ = $3; }
1499     | { $$ = NULL; }
1500     ;
1501
1502 MessageParameter
1503     : Word ":" TypeOpt Identifier { $$ = CYNew CYMessageParameter($1, $3, $4); }
1504     ;
1505
1506 MessageParameterList
1507     : MessageParameter MessageParameterListOpt { $1->SetNext($2); $$ = $1; }
1508     ;
1509
1510 MessageParameterListOpt
1511     : MessageParameterList { $$ = $1; }
1512     | { $$ = NULL; }
1513     ;
1514
1515 MessageParameters
1516     : MessageParameterList { $$ = $1; }
1517     | Word { $$ = CYNew CYMessageParameter($1, NULL, NULL); }
1518     ;
1519
1520 ClassMessageDeclaration
1521     : MessageScope TypeOpt MessageParameters BRACE FunctionBody "}" { $$ = CYNew CYMessage($1, $2, $3, $5); }
1522     ;
1523
1524 ClassMessageDeclarationListOpt
1525     : ClassMessageDeclarationListOpt ClassMessageDeclaration { $2->SetNext($1); $$ = $2; }
1526     | ClassMessageDeclarationListOpt Comment { $$ = $1; }
1527     | { $$ = NULL; }
1528     ;
1529
1530 ClassName
1531     : Identifier { $$ = $1; }
1532     | "(" AssignmentExpression ")" { $$ = $2; }
1533     ;
1534
1535 ClassNameOpt
1536     : ClassName { $$ = $1; }
1537     | { $$ = NULL; }
1538     ;
1539
1540 // XXX: this should be AssignmentExpressionNoRight
1541 ClassProtocols
1542     : ShiftExpression ClassProtocolsOpt { $$ = CYNew CYProtocol($1, $2); }
1543     ;
1544
1545 ClassProtocolsOpt
1546     : "," ClassProtocols { $$ = $2; }
1547     | { $$ = NULL; }
1548     ;
1549
1550 ClassProtocolListOpt
1551     : "<" ClassProtocols ">" { $$ = $2; }
1552     | { $$ = NULL; }
1553     ;
1554
1555 ClassExpression
1556     : "@implementation" LexPushInOff ClassNameOpt ClassSuperOpt ClassProtocolListOpt ClassFields ClassMessageDeclarationListOpt "@end" LexPopIn { $$ = CYNew CYClassExpression($3, $4, $5, $6, $7); }
1557     ;
1558
1559 ClassStatement
1560     : ";@implementation" ClassName ClassSuperOpt ClassProtocolListOpt ClassFields ClassMessageDeclarationListOpt "@end" { $$ = CYNew CYClassStatement($2, $3, $4, $5, $6); }
1561     ;
1562
1563 CategoryName
1564     : "(" WordOpt ")"
1565     ;
1566
1567 CategoryStatement
1568     : ";@implementation" ClassName CategoryName ClassMessageDeclarationListOpt "@end" { $$ = CYNew CYCategory($2, $4); }
1569     ;
1570
1571 PrimaryExpression
1572     : ClassExpression { $$ = $1; }
1573     ;
1574
1575 Statement__
1576     : ClassStatement { $$ = $1; }
1577     | CategoryStatement { $$ = $1; }
1578     ;
1579 /* }}} */
1580 /* Cycript (Objective-C): Send Message {{{ */
1581 VariadicCall
1582     : "," AssignmentExpression VariadicCall { $$ = CYNew CYArgument(NULL, $2, $3); }
1583     | { $$ = NULL; }
1584     ;
1585
1586 SelectorWordOpt
1587     : WordOpt { driver.contexts_.back().words_.push_back($1); } { $$ = $1; }
1588     | AutoComplete { driver.mode_ = CYDriver::AutoMessage; YYACCEPT; }
1589     ;
1590
1591 SelectorCall_
1592     : SelectorCall { $$ = $1; }
1593     | VariadicCall { $$ = $1; }
1594     ;
1595
1596 SelectorCall
1597     : SelectorWordOpt ":" AssignmentExpression SelectorCall_ { $$ = CYNew CYArgument($1 ?: CYNew CYBlank(), $3, $4); }
1598     ;
1599
1600 SelectorList
1601     : SelectorCall { $$ = $1; }
1602     | Word { $$ = CYNew CYArgument($1, NULL); }
1603     ;
1604
1605 MessageExpression
1606     : "[" LexPushInOff AssignmentExpression { driver.contexts_.push_back($3); } SelectorList "]" LexPopIn { driver.contexts_.pop_back(); } { $$ = CYNew CYSendDirect($3, $5); }
1607     | "[" LexPushInOff LexSetRegExp "super" { driver.context_ = NULL; } SelectorList "]" LexPopIn { $$ = CYNew CYSendSuper($6); }
1608     ;
1609
1610 SelectorExpression_
1611     : WordOpt ":" SelectorExpressionOpt { $$ = CYNew CYSelectorPart($1, true, $3); }
1612     ;
1613
1614 SelectorExpression
1615     : SelectorExpression_ { $$ = $1; }
1616     | Word { $$ = CYNew CYSelectorPart($1, false, NULL); }
1617     ;
1618
1619 SelectorExpressionOpt
1620     : SelectorExpression_ { $$ = $1; }
1621     | { $$ = NULL; }
1622     ;
1623
1624 PrimaryExpression
1625     : MessageExpression { $$ = $1; }
1626     | "@selector" "(" LexPushInOff SelectorExpression ")" LexPopIn { $$ = CYNew CYSelector($4); }
1627     ;
1628 /* }}} */
1629 /* Cycript (Objective-C): @import Directive {{{ */
1630 Module
1631     : Module "." Word { $$ = CYNew CYModule($3, $1); }
1632     | Word { $$ = CYNew CYModule($1); }
1633     ;
1634
1635 Declaration__
1636     : "@import" Module { $$ = CYNew CYImport($2); }
1637     ;
1638 /* }}} */
1639 /* Cycript (Objective-C): Boxed Expressions {{{ */
1640 BoxableExpression
1641     : NullLiteral { $$ = $1; }
1642     | BooleanLiteral { $$ = $1; }
1643     | NumericLiteral { $$ = $1; }
1644     | StringLiteral { $$ = $1; }
1645     | ArrayLiteral { $$ = $1; }
1646     | ObjectLiteral { $$ = $1; }
1647     | Parenthetical { $$ = $1; }
1648     | "YES" { $$ = CYNew CYTrue(); }
1649     | "NO" { $$ = CYNew CYFalse(); }
1650     ;
1651
1652 PrimaryExpression
1653     : "@" BoxableExpression { $$ = CYNew CYBox($2); }
1654     ;
1655 /* }}} */
1656 /* Cycript (Objective-C): Block Expressions {{{ */
1657 ModifiedType
1658     : TypeQualifierLeft PrimitiveType { $$ = CYNew CYTypedIdentifier(); $$->specifier_ = $2; $$->modifier_ = $1; }
1659     | ModifiedType "*" { $$ = $1; $$->modifier_ = CYNew CYTypePointerTo($$->modifier_); }
1660     ;
1661
1662 PrimaryExpression
1663     : "^" ModifiedType "(" LexPushInOff TypedParameterListOpt ")" LexPopIn BRACE LexPushInOff FunctionBody "}" LexPopIn { $$ = CYNew CYObjCBlock($2, $5, $10); }
1664     ;
1665 /* }}} */
1666 /* Cycript (Objective-C): Instance Literals {{{ */
1667 PrimaryExpression
1668     : "#" NumericLiteral { $$ = CYNew CYInstanceLiteral($2); }
1669     ;
1670 /* }}} */
1671 @end
1672
1673 @begin C
1674 /* Cycript (C): Pointer Indirection/Addressing {{{ */
1675 LeftHandSideExpression
1676     : LexSetRegExp "*" UnaryExpression { $$ = CYNew CYIndirect($3); }
1677     ;
1678
1679 UnaryExpression_
1680     : "&" UnaryExpression { $$ = CYNew CYAddressOf($2); }
1681     ;
1682
1683 MemberAccess
1684     : "->" "[" Expression "]" { $$ = CYNew CYIndirectMember(NULL, $3); }
1685     | "->" IdentifierName { $$ = CYNew CYIndirectMember(NULL, CYNew CYString($2)); }
1686     | "->" AutoComplete { driver.mode_ = CYDriver::AutoIndirect; YYACCEPT; }
1687     ;
1688 /* }}} */
1689 /* Cycript (C): auto Compatibility {{{ */
1690 Var_
1691     : "auto"
1692     ;
1693 /* }}} */
1694 /* Cycript (C): Lambda Expressions {{{ */
1695 TypedParameterList_
1696     : "," TypedParameterList { $$ = $2; }
1697     | { $$ = NULL; }
1698     ;
1699
1700 TypedParameterList
1701     : TypedIdentifier TypedParameterList_ { $$ = CYNew CYTypedParameter($1, $2); }
1702     ;
1703
1704 TypedParameterListOpt
1705     : TypedParameterList { $$ = $1; }
1706     | { $$ = NULL; }
1707     ;
1708
1709 PrimaryExpression
1710     : "[" LexPushInOff LexSetRegExp "&" LexSetRegExp "]" LexPopIn "(" LexPushInOff TypedParameterListOpt ")" LexPopIn "->" TypedIdentifier BRACE LexPushInOff FunctionBody "}" LexPopIn { $$ = CYNew CYLambda($14, $10, $17); }
1711     ;
1712 /* }}} */
1713 /* Cycript (C): Type Definitions {{{ */
1714 Statement__
1715     : "typedef" TypedIdentifier Terminator { $$ = CYNew CYTypeDefinition($2); }
1716     ;
1717 /* }}} */
1718 @end
1719
1720 /* YUI: Documentation Comments {{{ */
1721 Statement__
1722     : Comment { $$ = $1; }
1723     ;
1724 /* }}} */
1725
1726 @begin E4X
1727 /* Lexer State {{{ */
1728 LexPushRegExp
1729     : { driver.PushCondition(CYDriver::RegExpCondition); }
1730     ;
1731
1732 LexPushXMLContent
1733     : { driver.PushCondition(CYDriver::XMLContentCondition); }
1734     ;
1735
1736 LexPushXMLTag
1737     : { driver.PushCondition(CYDriver::XMLTagCondition); }
1738     ;
1739
1740 LexPop
1741     : { driver.PopCondition(); }
1742     ;
1743
1744 LexSetXMLContent
1745     : { driver.SetCondition(CYDriver::XMLContentCondition); }
1746     ;
1747
1748 LexSetXMLTag
1749     : { driver.SetCondition(CYDriver::XMLTagCondition); }
1750     ;
1751 /* }}} */
1752 /* Virtual Tokens {{{ */
1753 XMLWhitespaceOpt
1754     : XMLWhitespace
1755     |
1756     ;
1757 /* }}} */
1758
1759 /* 8.1 Context Keywords {{{ */
1760 Identifier
1761     : "namespace" { $$ = $1; }
1762     | "xml" { $$ = $1; }
1763     ;
1764 /* }}} */
1765 /* 8.3 XML Initialiser Input Elements {{{ */
1766 XMLMarkup
1767     : XMLComment { $$ = $1; }
1768     | XMLCDATA { $$ = $1; }
1769     | XMLPI { $$ = $1; }
1770     ;
1771 /* }}} */
1772
1773 /* 11.1 Primary Expressions {{{ */
1774 PrimaryExpression
1775     : PropertyIdentifier { $$ = CYNew CYPropertyVariable($1); }
1776     | XMLInitialiser { $$ = $1; }
1777     | XMLListInitialiser { $$ = $1; }
1778     ;
1779
1780 PropertyIdentifier
1781     : AttributeIdentifier { $$ = $1; }
1782     | QualifiedIdentifier { $$ = $1; }
1783     | WildcardIdentifier { $$ = $1; }
1784     ;
1785 /* }}} */
1786 /* 11.1.1 Attribute Identifiers {{{ */
1787 AttributeIdentifier
1788     : "@" QualifiedIdentifier_ { $$ = CYNew CYAttribute($2); }
1789     ;
1790
1791 PropertySelector_
1792     : PropertySelector { $$ = $1; }
1793     | "[" LexPushInOff Expression "]" LexPopIn { $$ = CYNew CYSelector($3); }
1794     ;
1795
1796 PropertySelector
1797     : Identifier { $$ = CYNew CYSelector($1); }
1798     | WildcardIdentifier { $$ = $1; }
1799     ;
1800 /* }}} */
1801 /* 11.1.2 Qualified Identifiers {{{ */
1802 QualifiedIdentifier_
1803     : PropertySelector_ { $$ = CYNew CYQualified(NULL, $1); }
1804     | QualifiedIdentifier { $$ = $1; }
1805     ;
1806
1807 QualifiedIdentifier
1808     : PropertySelector "::" PropertySelector_ { $$ = CYNew CYQualified($1, $3); }
1809     ;
1810 /* }}} */
1811 /* 11.1.3 Wildcard Identifiers {{{ */
1812 WildcardIdentifier
1813     : "*" { $$ = CYNew CYWildcard(); }
1814     ;
1815 /* }}} */
1816 /* 11.1.4 XML Initialiser {{{ */
1817 XMLInitialiser
1818     : XMLMarkup { $$ = $1; }
1819     | XMLElement { $$ = $1; }
1820     ;
1821
1822 XMLElement
1823     : "<" LexPushInOff XMLTagContent LexPop "/>" LexPopIn
1824     | "<" LexPushInOff XMLTagContent ">" LexSetXMLContent XMLElementContentOpt "</" LexSetXMLTag XMLTagName XMLWhitespaceOpt LexPop ">" LexPopIn
1825     ;
1826
1827 XMLTagContent
1828     : LexPushXMLTag XMLTagName XMLAttributes
1829     ;
1830
1831 XMLExpression
1832     : BRACE LexPushRegExp Expression LexPop "}"
1833     ;
1834
1835 XMLTagName
1836     : XMLExpression
1837     | XMLName
1838     ;
1839
1840 XMLAttributes_
1841     : XMLAttributes_ XMLAttribute
1842     |
1843     ;
1844
1845 XMLAttributes
1846     : XMLAttributes_ XMLWhitespace XMLExpression XMLWhitespaceOpt
1847     | XMLAttributes_ XMLWhitespaceOpt
1848     ;
1849
1850 XMLAttributeValue_
1851     : XMLExpression
1852     | XMLAttributeValue
1853     ;
1854
1855 XMLAttribute
1856     : XMLWhitespace XMLName XMLWhitespaceOpt "=" XMLWhitespaceOpt XMLAttributeValue_
1857     ;
1858
1859 XMLElementContent
1860     : XMLExpression XMLElementContentOpt
1861     | XMLMarkup XMLElementContentOpt
1862     | XMLText XMLElementContentOpt
1863     | XMLElement XMLElementContentOpt
1864     ;
1865
1866 XMLElementContentOpt
1867     : XMLElementContent
1868     |
1869     ;
1870 /* }}} */
1871 /* 11.1.5 XMLList Initialiser {{{ */
1872 XMLListInitialiser
1873     : "<>" LexPushInOff LexPushXMLContent XMLElementContent LexPop "</>" LexPopIn { $$ = CYNew CYXMLList($4); }
1874     ;
1875 /* }}} */
1876
1877 /* 11.2 Left-Hand-Side Expressions {{{ */
1878 PropertyIdentifier_
1879     : Identifier { $$ = $1; }
1880     | PropertyIdentifier { $$ = $1; }
1881     ;
1882
1883 MemberAccess
1884     : "." PropertyIdentifier { $$ = CYNew CYPropertyMember(NULL, $2); }
1885     | ".." PropertyIdentifier_ { $$ = CYNew CYDescendantMember(NULL, $2); }
1886     | "." "(" Expression ")" { $$ = CYNew CYFilteringPredicate(NULL, $3); }
1887     ;
1888 /* }}} */
1889 /* 12.1 The default xml namespace Statement {{{ */
1890 /* XXX: DefaultXMLNamespaceStatement
1891     : "default" "xml" "namespace" "=" Expression Terminator { $$ = CYNew CYDefaultXMLNamespace($5); }
1892     ;
1893
1894 Statement__
1895     : DefaultXMLNamespaceStatement { $$ = $1; }
1896     ; */
1897 /* }}} */
1898 @end
1899
1900 /* JavaScript 1.7: Array Comprehensions {{{ */
1901 Comprehension
1902     : AssignmentExpression ComprehensionFor ComprehensionTail { $$ = CYNew CYArrayComprehension($1, $2->Modify($3)); }
1903     ;
1904
1905 ComprehensionFor
1906     : "for" "(" Binding "in" Expression ")" { $$ = CYNew CYForInComprehension($3, $5); }
1907     | "for" "each" "(" Binding "in" Expression ")" { $$ = CYNew CYForOfComprehension($4, $6); }
1908     ;
1909 /* }}} */
1910 /* JavaScript 1.7: for each {{{ */
1911 IterationStatement
1912     : "for" "each" "(" LexPushInOn ForInStatementInitialiser "!in" LexPopIn Expression ")" Statement { $$ = CYNew CYForOf($5, $8, $10); }
1913     ;
1914 /* }}} */
1915 /* JavaScript 1.7: let Statements {{{ */
1916 LetStatement
1917     : "let" "(" VariableDeclarationList ")" Statement { $$ = CYNew CYLetStatement($3, $5); }
1918     ;
1919
1920 Statement__
1921     : LetStatement
1922     ;
1923 /* }}} */
1924
1925 /* JavaScript FTW: Ruby Blocks {{{ */
1926 RubyProcParameterList_
1927     : "," RubyProcParameterList { $$ = $2; }
1928     | { $$ = NULL; }
1929     ;
1930
1931 RubyProcParameterList
1932     : Identifier RubyProcParameterList_ { $$ = CYNew CYFunctionParameter(CYNew CYDeclaration($1), $2); }
1933     | { $$ = NULL; }
1934     ;
1935
1936 RubyProcParameters
1937     : "|" RubyProcParameterList "|" { $$ = $2; }
1938     | "||" { $$ = NULL; }
1939     ;
1940
1941 RubyProcParametersOpt
1942     : RubyProcParameters
1943     | { $$ = NULL; }
1944     ;
1945
1946 RubyProcExpression
1947     : "{" RubyProcParametersOpt StatementListOpt "}" { $$ = CYNew CYRubyProc($2, $3); }
1948     ;
1949
1950 PrimaryExpression
1951     : "{" LexPushInOff RubyProcParameters StatementListOpt "}" LexPopIn { $$ = CYNew CYRubyProc($3, $4); }
1952     ;
1953
1954 CallExpression
1955     : CallExpression_ RubyProcExpression { $$ = CYNew CYRubyBlock($1, $2); }
1956     ;
1957 /* }}} */
1958
1959 %%