X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/066da9f6509588c09b1fd2a9ec6872303af4af3c..561e7f1c23ea3804db1625ab806be939b4e9c5d1:/Cycript.yy.in diff --git a/Cycript.yy.in b/Cycript.yy.in index f65cfd5..90588f7 100644 --- a/Cycript.yy.in +++ b/Cycript.yy.in @@ -1,5 +1,5 @@ /* Cycript - Optimizing JavaScript Compiler/Runtime - * Copyright (C) 2009-2010 Jay Freeman (saurik) + * Copyright (C) 2009-2012 Jay Freeman (saurik) */ /* GNU Lesser General Public License, Version 3 {{{ */ @@ -39,8 +39,11 @@ #include "E4X/Syntax.hpp" @end +#include "Highlight.hpp" + typedef struct { bool newline_; + hi::Value highlight_; union { bool bool_; @@ -78,6 +81,8 @@ typedef struct { CYString *string_; CYThis *this_; CYTrue *true_; + CYTypeModifier *type_; + CYTypedIdentifier *typed_; CYWord *word_; @begin ObjectiveC @@ -126,6 +131,7 @@ int cylex(YYSTYPE *, cy::location *, void *); %parse-param { CYDriver &driver } %lex-param { void *cyscanner } +/* Token Declarations {{{ */ @begin E4X %token XMLCDATA %token XMLComment @@ -161,6 +167,7 @@ int cylex(YYSTYPE *, cy::location *, void *); %token Equal "=" %token EqualEqual "==" %token EqualEqualEqual "===" +%token EqualRight "=>" %token Exclamation "!" %token ExclamationEqual "!=" %token ExclamationEqualEqual "!==" @@ -223,6 +230,7 @@ int cylex(YYSTYPE *, cy::location *, void *); %token AtImplementation "@implementation" %token AtImplementation_ ";@implementation" %token AtImport "@import" +%token AtEncode "@encode" %token AtEnd "@end" %token AtSelector "@selector" @end @@ -232,6 +240,7 @@ int cylex(YYSTYPE *, cy::location *, void *); %token True "true" // ES3/ES5/WIE/JSC Reserved +%token Auto "auto" %token Break "break" %token Case "case" %token Catch "catch" @@ -307,6 +316,7 @@ int cylex(YYSTYPE *, cy::location *, void *); // Woah?! %token Each "each" +%token Of "of" @begin E4X // E4X Conditional @@ -327,8 +337,10 @@ int cylex(YYSTYPE *, cy::location *, void *); %type ArgumentListOpt %type Arguments %type ArrayLiteral -%type AssignmentExpression_ +%type ArrowFunction +%type ArrowParameters %type AssignmentExpression +%type Binding %type BindingIdentifier %type BitwiseANDExpression %type Block_ @@ -345,16 +357,18 @@ int cylex(YYSTYPE *, cy::location *, void *); %type CaseClause %type CaseClausesOpt %type CatchOpt +%type ComprehensionForList +%type ComprehensionForListOpt %type ComprehensionList %type ComprehensionListOpt %type ConditionalExpression %type ContinueStatement +%type ConciseBody %type DebuggerStatement %type Declaration__ %type Declaration_ %type Declaration %type DefaultClause -%type DoWhileStatement %type Element %type ElementOpt %type ElementList @@ -363,14 +377,12 @@ int cylex(YYSTYPE *, cy::location *, void *); %type EmptyStatement %type EqualityExpression %type Expression_ -%type Expression +%type Expression %type ExpressionOpt %type ExpressionStatement %type FinallyOpt %type ForComprehension -%type ForStatement %type ForStatementInitialiser -%type ForInStatement %type ForInStatementInitialiser %type FormalParameter %type FormalParameterList_ @@ -381,6 +393,7 @@ int cylex(YYSTYPE *, cy::location *, void *); %type FunctionExpression %type Identifier %type IdentifierOpt +%type IdentifierName %type IfComprehension %type IfStatement %type Initialiser @@ -391,7 +404,7 @@ int cylex(YYSTYPE *, cy::location *, void *); %type LetStatement %type LexicalDeclaration %type Literal -%type LiteralNoRE +%type ValueLiteral %type LogicalANDExpression %type LogicalORExpression %type MemberAccess @@ -401,7 +414,8 @@ int cylex(YYSTYPE *, cy::location *, void *); %type NewExpression %type NullLiteral %type ObjectLiteral -%type Parenthetical +%type Parenthetical +%type ParentheticalOpt %type PostfixExpression %type PrimaryExpression %type Program @@ -409,10 +423,10 @@ int cylex(YYSTYPE *, cy::location *, void *); %type ProgramBodyOpt %type PropertyName_ %type PropertyName -%type PropertyNameAndValueList_ -%type PropertyNameAndValueList -%type PropertyNameAndValueListOpt -%type RelationalExpression_ +%type PropertyDefinition +%type PropertyDefinitionList_ +%type PropertyDefinitionList +%type PropertyDefinitionListOpt %type RelationalExpression %type ReturnStatement %type RubyProcExpression @@ -437,19 +451,19 @@ int cylex(YYSTYPE *, cy::location *, void *); %type VariableDeclarationList_ %type VariableDeclarationList %type VariableStatement -%type WhileStatement %type WithStatement - -@begin C -%type UnaryAssigneeExpression -@end +%type Word +%type WordOpt +%type Variable @begin ObjectiveC +%type BoxableExpression %type CategoryStatement %type ClassExpression +%type ClassFieldListOpt +%type ClassFields %type ClassStatement %type ClassSuperOpt -%type ClassFieldList %type ClassMessageDeclaration %type ClassMessageDeclarationListOpt %type ClassName @@ -457,12 +471,15 @@ int cylex(YYSTYPE *, cy::location *, void *); %type ClassProtocolListOpt %type ClassProtocols %type ClassProtocolsOpt +%type EncodedType %type MessageExpression %type MessageParameter %type MessageParameters %type MessageParameterList %type MessageParameterListOpt %type MessageScope +%type ModifiedType +%type PrefixedType %type SelectorCall_ %type SelectorCall %type SelectorExpression_ @@ -470,10 +487,10 @@ int cylex(YYSTYPE *, cy::location *, void *); %type SelectorExpressionOpt %type SelectorList %type SelectorWordOpt +%type SuffixedType %type TypeOpt +%type TypedIdentifier %type VariadicCall -%type Word -%type WordOpt @end @begin E4X @@ -496,12 +513,14 @@ int cylex(YYSTYPE *, cy::location *, void *); %type XMLListInitialiser %type XMLInitialiser @end - +/* }}} */ +/* Token Priorities {{{ */ %nonassoc "" %left "++" "--" %nonassoc "if" %nonassoc "else" +/* }}} */ %start Program @@ -524,50 +543,38 @@ LexSetRegExp : { driver.SetCondition(CYDriver::RegExpCondition); } ; -LexSetStatement - : { switch (yychar) { - case token::Function: - yychar = token::Function_; - break; - - case token::OpenBrace: - case token::OpenBrace_: - yychar = token::OpenBrace__; - break; - } } +LexNoBrace + : { if (yychar == yyempty_) driver.no_.OpenBrace = true; else if (yychar == token::OpenBrace || yychar == token::OpenBrace_) yychar = token::OpenBrace__; } ; -/* }}} */ -BRACE - : "{" - | "\n{" +LexNoFunction + : { if (yychar == yyempty_) driver.no_.Function = true; else if (yychar == token::Function) yychar = token::Function_; } ; -StrictSemi - : { driver.Warning(yylloc, "warning, automatic semi-colon insertion required"); } +LexNoAtImplementation + : { if (yychar == yyempty_) driver.no_.AtImplementation = true; else if (yychar == token::AtImplementation) yychar = token::AtImplementation_; } ; -Terminator_ - : ";" - | "\n" StrictSemi +LexSetStatement + : LexNoBrace LexNoFunction LexNoAtImplementation ; - -Terminator - : Terminator_ - | error { if (yychar != 0 && yychar != token::CloseBrace && !yylval.newline_) YYABORT; else { yyerrok; driver.errors_.pop_back(); } } StrictSemi +/* }}} */ +/* Virtual Tokens {{{ */ +BRACE + : "{" + | "\n{" ; -TerminatorOpt - : Terminator_ - | error { yyerrok; driver.errors_.pop_back(); } StrictSemi +Var_ + : "var" ; +/* }}} */ -/*CommaOpt - : "," - | - ;*/ +/* 7.6 Identifier Names and Identifiers {{{ */ +IdentifierName + : Word { $$ = $1; } + ; -@begin ObjectiveC NewLineOpt : "\n" | @@ -575,6 +582,7 @@ NewLineOpt Word : Identifier { $$ = $1; } + | "auto" { $$ = $1; } | "break" NewLineOpt { $$ = $1; } | "case" { $$ = $1; } | "catch" { $$ = $1; } @@ -596,7 +604,12 @@ Word | "if" { $$ = $1; } | "import" { $$ = $1; } /* XXX: | "in" { $$ = $1; } */ + | "!in" { $$ = $1; } /* XXX: | "instanceof" { $$ = $1; } */ + + // XXX: as it currently is not an Identifier + | "let" { $$ = $1; } + | "new" { $$ = $1; } | "null" { $$ = $1; } | "return" NewLineOpt { $$ = $1; } @@ -618,14 +631,6 @@ WordOpt | { $$ = NULL; } ; -PrimaryExpression - : "@" LiteralNoRE { $$ = CYNew CYBox($2); } - | "@" ArrayLiteral { $$ = CYNew CYBox($2); } - | "@" ObjectLiteral { $$ = CYNew CYBox($2); } - | "@" Parenthetical { $$ = CYNew CYBox($2); } - ; -@end - Identifier : Identifier_ { $$ = $1; } @@ -654,46 +659,79 @@ Identifier | "transient" { $$ = $1; } | "volatile" { $$ = $1; } - // XXX: is this allowed?! | "let" { $$ = $1; } + // XXX: currently I only have this as Word + // | "let" { $$ = $1; } + | "yield" { $$ = $1; } | "each" { $$ = $1; } + | "of" { $$ = $1; } ; IdentifierOpt : Identifier { $$ = $1; } | { $$ = NULL; } ; +/* }}} */ -LiteralNoRE +/* 7.8 Literals {{{ */ +Literal : NullLiteral { $$ = $1; } - | BooleanLiteral { $$ = $1; } - | NumericLiteral { $$ = $1; } - | StringLiteral { $$ = $1; } + | ValueLiteral { $$ = $1; } ; -Literal - : LiteralNoRE { $$ = $1; } +ValueLiteral + : BooleanLiteral { $$ = $1; } + | NumericLiteral { $$ = $1; } + | StringLiteral { $$ = $1; } | RegularExpressionLiteral { $$ = $1; } ; - +/* }}} */ +/* 7.8.1 Null Literals {{{ */ NullLiteral : "null" { $$ = $1; } ; - +/* }}} */ +/* 7.8.2 Boolean Literals {{{ */ BooleanLiteral : "true" { $$ = $1; } | "false" { $$ = $1; } ; +/* }}} */ + +/* 7.9 Automatic Semicolon Insertion {{{ */ +StrictSemi + : { driver.Warning(yylloc, "warning, automatic semi-colon insertion required"); } + ; + +Terminator + : ";" + | error { if (yychar != yyeof_ && yychar != token::CloseBrace && !yylval.newline_) YYABORT; else { yyerrok; driver.errors_.pop_back(); } } StrictSemi + ; + +TerminatorOpt + : ";" + | error { yyerrok; driver.errors_.pop_back(); } StrictSemi + ; +/* }}} */ /* 11.1 Primary Expressions {{{ */ Parenthetical : "(" LexPushInOff Expression LexPopIn ")" { $$ = $3; } ; +ParentheticalOpt + : Parenthetical { $$ = $1; } + | { $$ = NULL; } + ; + +Variable + : Identifier { $$ = CYNew CYVariable($1); } + ; + PrimaryExpression : "this" { $$ = $1; } - | Identifier { $$ = CYNew CYVariable($1); } + | Variable { $$ = $1; } | Literal { $$ = $1; } | ArrayLiteral { $$ = $1; } | ObjectLiteral { $$ = $1; } @@ -726,27 +764,51 @@ ElementListOpt | LexSetRegExp { $$ = NULL; } ; /* }}} */ +/* 11.1.4.2 Array Comprehension {{{ */ +PrimaryExpression + : "[" LexPushInOff AssignmentExpression ComprehensionForList LexPopIn "]" { $$ = CYNew CYArrayComprehension($3, $4); } + ; + +ComprehensionForList + : "for" Binding "in" Expression ComprehensionForListOpt { $$ = CYNew CYForInComprehension($2, $4, $5); } + | "for" Binding "of" Expression ComprehensionForListOpt { $$ = CYNew CYForOfComprehension($2, $4, $5); } + ; + +ComprehensionForListOpt + : ComprehensionForList { $$ = $1; } + | "if" Expression { $$ = CYNew CYIfComprehension($2); } + | { $$ = NULL; } + ; +/* }}} */ /* 11.1.5 Object Initialiser {{{ */ ObjectLiteral - : BRACE LexPushInOff PropertyNameAndValueListOpt LexPopIn "}" { $$ = CYNew CYObject($3); } + : BRACE LexPushInOff PropertyDefinitionListOpt LexPopIn "}" { $$ = CYNew CYObject($3); } ; -PropertyNameAndValueList_ - : "," PropertyNameAndValueList { $$ = $2; } +PropertyDefinitionList_ + : "," PropertyDefinitionList { $$ = $2; } + | "," { $$ = NULL; } | { $$ = NULL; } ; -PropertyNameAndValueList - : PropertyName ":" AssignmentExpression PropertyNameAndValueList_ { $$ = CYNew CYProperty($1, $3, $4); } +PropertyDefinitionList + : PropertyDefinition PropertyDefinitionList_ { $1->SetNext($2); $$ = $1; } ; -PropertyNameAndValueListOpt - : PropertyNameAndValueList { $$ = $1; } +PropertyDefinitionListOpt + : PropertyDefinitionList { $$ = $1; } | { $$ = NULL; } ; +PropertyDefinition + // XXX: this should be IdentifierName + : LexSetRegExp Identifier { $$ = CYNew CYProperty($2, CYNew CYVariable($2)); } + | PropertyName ":" AssignmentExpression { $$ = CYNew CYProperty($1, $3); } + //| MethodDefinition + ; + PropertyName_ - : Identifier { $$ = $1; } + : IdentifierName { $$ = $1; } | StringLiteral { $$ = $1; } | NumericLiteral { $$ = $1; } ; @@ -759,7 +821,7 @@ PropertyName /* 11.2 Left-Hand-Side Expressions {{{ */ MemberAccess : "[" LexPushInOff Expression LexPopIn "]" { $$ = CYNew CYDirectMember(NULL, $3); } - | "." Identifier { $$ = CYNew CYDirectMember(NULL, CYNew CYString($2)); } + | "." IdentifierName { $$ = CYNew CYDirectMember(NULL, CYNew CYString($2)); } | "." AutoComplete { driver.mode_ = CYDriver::AutoDirect; YYACCEPT; } ; @@ -863,18 +925,14 @@ ShiftExpression ; /* }}} */ /* 11.8 Relational Operators {{{ */ -RelationalExpression_ - : ShiftExpression { $$ = $1; } - ; - RelationalExpression - : RelationalExpression_ { $$ = $1; } - | RelationalExpression "<" RelationalExpression_ { $$ = CYNew CYLess($1, $3); } - | RelationalExpression ">" RelationalExpression_ { $$ = CYNew CYGreater($1, $3); } - | RelationalExpression "<=" RelationalExpression_ { $$ = CYNew CYLessOrEqual($1, $3); } - | RelationalExpression ">=" RelationalExpression_ { $$ = CYNew CYGreaterOrEqual($1, $3); } - | RelationalExpression "instanceof" RelationalExpression_ { $$ = CYNew CYInstanceOf($1, $3); } - | RelationalExpression "in" RelationalExpression_ { $$ = CYNew CYIn($1, $3); } + : ShiftExpression { $$ = $1; } + | RelationalExpression "<" ShiftExpression { $$ = CYNew CYLess($1, $3); } + | RelationalExpression ">" ShiftExpression { $$ = CYNew CYGreater($1, $3); } + | RelationalExpression "<=" ShiftExpression { $$ = CYNew CYLessOrEqual($1, $3); } + | RelationalExpression ">=" ShiftExpression { $$ = CYNew CYGreaterOrEqual($1, $3); } + | RelationalExpression "instanceof" ShiftExpression { $$ = CYNew CYInstanceOf($1, $3); } + | RelationalExpression "in" ShiftExpression { $$ = CYNew CYIn($1, $3); } ; /* }}} */ /* 11.9 Equality Operators {{{ */ @@ -920,40 +978,31 @@ ConditionalExpression ; /* }}} */ /* 11.13 Assignment Operators {{{ */ -AssignmentExpression_ - : "=" AssignmentExpression { $$ = CYNew CYAssign(NULL, $2); } - | "*=" AssignmentExpression { $$ = CYNew CYMultiplyAssign(NULL, $2); } - | "/=" AssignmentExpression { $$ = CYNew CYDivideAssign(NULL, $2); } - | "%=" AssignmentExpression { $$ = CYNew CYModulusAssign(NULL, $2); } - | "+=" AssignmentExpression { $$ = CYNew CYAddAssign(NULL, $2); } - | "-=" AssignmentExpression { $$ = CYNew CYSubtractAssign(NULL, $2); } - | "<<=" AssignmentExpression { $$ = CYNew CYShiftLeftAssign(NULL, $2); } - | ">>=" AssignmentExpression { $$ = CYNew CYShiftRightSignedAssign(NULL, $2); } - | ">>>=" AssignmentExpression { $$ = CYNew CYShiftRightUnsignedAssign(NULL, $2); } - | "&=" AssignmentExpression { $$ = CYNew CYBitwiseAndAssign(NULL, $2); } - | "^=" AssignmentExpression { $$ = CYNew CYBitwiseXOrAssign(NULL, $2); } - | "|=" AssignmentExpression { $$ = CYNew CYBitwiseOrAssign(NULL, $2); } - ; - -@begin C -LeftHandSideExpression - : LexSetRegExp UnaryAssigneeExpression { $$ = $2; } - ; -@end - AssignmentExpression : ConditionalExpression { $$ = $1; } - | LeftHandSideExpression AssignmentExpression_ { $2->SetLeft($1); $$ = $2; } + | ArrowFunction { $$ = $1; } + | LeftHandSideExpression "=" AssignmentExpression { $$ = CYNew CYAssign($1, $3); } + | LeftHandSideExpression "*=" AssignmentExpression { $$ = CYNew CYMultiplyAssign($1, $3); } + | LeftHandSideExpression "/=" AssignmentExpression { $$ = CYNew CYDivideAssign($1, $3); } + | LeftHandSideExpression "%=" AssignmentExpression { $$ = CYNew CYModulusAssign($1, $3); } + | LeftHandSideExpression "+=" AssignmentExpression { $$ = CYNew CYAddAssign($1, $3); } + | LeftHandSideExpression "-=" AssignmentExpression { $$ = CYNew CYSubtractAssign($1, $3); } + | LeftHandSideExpression "<<=" AssignmentExpression { $$ = CYNew CYShiftLeftAssign($1, $3); } + | LeftHandSideExpression ">>=" AssignmentExpression { $$ = CYNew CYShiftRightSignedAssign($1, $3); } + | LeftHandSideExpression ">>>=" AssignmentExpression { $$ = CYNew CYShiftRightUnsignedAssign($1, $3); } + | LeftHandSideExpression "&=" AssignmentExpression { $$ = CYNew CYBitwiseAndAssign($1, $3); } + | LeftHandSideExpression "^=" AssignmentExpression { $$ = CYNew CYBitwiseXOrAssign($1, $3); } + | LeftHandSideExpression "|=" AssignmentExpression { $$ = CYNew CYBitwiseOrAssign($1, $3); } ; /* }}} */ /* 11.14 Comma Operator {{{ */ Expression_ - : "," Expression { $$ = CYNew CYCompound($2); } - | { $$ = NULL; } + : "," Expression { $$ = $2; } + | { $$ = CYNew CYCompound(); } ; Expression - : AssignmentExpression Expression_ { if ($2) { $2->AddPrev($1); $$ = $2; } else $$ = $1; } + : AssignmentExpression Expression_ { $2->AddPrev($1); $$ = $2; } ; ExpressionOpt @@ -1021,7 +1070,7 @@ StatementList StatementListOpt : StatementList { $$ = $1; } - | LexSetRegExp { $$ = NULL; } + | LexSetStatement LexSetRegExp { $$ = NULL; } ; StatementListItem @@ -1029,11 +1078,16 @@ StatementListItem | Declaration { $$ = $1; } ; /* }}} */ + /* 12.2 Declarations {{{ */ BindingIdentifier : Identifier { $$ = $1; } ; +Binding + : BindingIdentifier + ; + // XXX: BindingPattern /* }}} */ /* 12.2.1 Let and Const Declarations {{{ */ @@ -1048,7 +1102,7 @@ LetOrConst /* }}} */ /* 12.2.2 Variable Statement {{{ */ VariableStatement - : "var" VariableDeclarationList Terminator { $$ = CYNew CYVar($2); } + : Var_ VariableDeclarationList Terminator { $$ = CYNew CYVar($2); } ; VariableDeclarationList_ @@ -1085,6 +1139,7 @@ SingleNameBinding : BindingIdentifier InitialiserOpt { $$ = CYNew CYDeclaration($1, $2); } ; /* }}} */ + /* 12.3 Empty Statement {{{ */ EmptyStatement : ";" { $$ = CYNew CYEmpty(); } @@ -1106,58 +1161,54 @@ IfStatement ; /* }}} */ -/* 12.6 Iteration Statements {{{ */ -IterationStatement - : DoWhileStatement { $$ = $1; } - | WhileStatement { $$ = $1; } - | ForStatement { $$ = $1; } - | ForInStatement { $$ = $1; } - ; -/* }}} */ /* 12.6.1 The do-while Statement {{{ */ -DoWhileStatement +IterationStatement : "do" Statement "while" "(" Expression ")" TerminatorOpt { $$ = CYNew CYDoWhile($5, $2); } ; /* }}} */ /* 12.6.2 The while Statement {{{ */ -WhileStatement +IterationStatement : "while" "(" Expression ")" Statement { $$ = CYNew CYWhile($3, $5); } ; /* }}} */ /* 12.6.3 The for Statement {{{ */ -ForStatement +IterationStatement : "for" "(" LexPushInOn ForStatementInitialiser LexPopIn ";" ExpressionOpt ";" ExpressionOpt ")" Statement { $$ = CYNew CYFor($4, $7, $9, $11); } ; ForStatementInitialiser : ExpressionOpt { $$ = $1; } - | LexSetRegExp "var" VariableDeclarationList { $$ = CYNew CYForDeclarations($3); } + | LexSetRegExp Var_ VariableDeclarationList { $$ = CYNew CYForDeclarations($3); } ; /* }}} */ -/* 12.6.4 The for-in Statement {{{ */ -ForInStatement +/* 12.6.4 The for-in and for-of Statements {{{ */ +IterationStatement : "for" "(" LexPushInOn ForInStatementInitialiser LexPopIn "!in" Expression ")" Statement { $$ = CYNew CYForIn($4, $7, $9); } + | "for" "(" LexPushInOn ForInStatementInitialiser LexPopIn "of" Expression ")" Statement { $$ = CYNew CYForOf($4, $7, $9); } ; ForInStatementInitialiser : LeftHandSideExpression { $$ = $1; } - | LexSetRegExp "var" VariableDeclaration { $$ = $3; } + | LexSetRegExp Var_ VariableDeclaration { $$ = $3; } ; /* }}} */ /* 12.7 The continue Statement {{{ */ ContinueStatement - : "continue" IdentifierOpt Terminator { $$ = CYNew CYContinue($2); } + : "continue" "\n" StrictSemi { $$ = CYNew CYContinue(NULL); } + | "continue" IdentifierOpt Terminator { $$ = CYNew CYContinue($2); } ; /* }}} */ /* 12.8 The break Statement {{{ */ BreakStatement - : "break" IdentifierOpt Terminator { $$ = CYNew CYBreak($2); } + : "break" "\n" StrictSemi { $$ = CYNew CYBreak(NULL); } + | "break" IdentifierOpt Terminator { $$ = CYNew CYBreak($2); } ; /* }}} */ /* 12.9 The return Statement {{{ */ ReturnStatement - : "return" ExpressionOpt Terminator { $$ = CYNew CYReturn($2); } + : "return" "\n" StrictSemi { $$ = CYNew CYReturn(NULL); } + | "return" ExpressionOpt Terminator { $$ = CYNew CYReturn($2); } ; /* }}} */ /* 12.10 The with Statement {{{ */ @@ -1196,7 +1247,8 @@ LabelledStatement /* }}} */ /* 12.13 The throw Statement {{{ */ ThrowStatement - : "throw" Expression Terminator { $$ = CYNew cy::Syntax::Throw($2); } + : "throw" "\n" StrictSemi { YYABORT; } + | "throw" Expression Terminator { $$ = CYNew cy::Syntax::Throw($2); } ; /* }}} */ /* 12.14 The try Statement {{{ */ @@ -1220,7 +1272,7 @@ DebuggerStatement ; /* }}} */ -/* 13 Function Definition {{{ */ +/* 13.1 Function Definitions {{{ */ FunctionDeclaration : ";function" Identifier "(" FormalParameterListOpt ")" BRACE FunctionBody "}" { $$ = CYNew CYFunctionStatement($2, $4, $7); } ; @@ -1256,6 +1308,21 @@ FunctionBody : StatementListOpt { $$ = $1; } ; /* }}} */ +/* 13.2 Arrow Function Definitions {{{ */ +ArrowFunction + : LexSetRegExp ArrowParameters "=>" LexNoBrace ConciseBody { $$ = CYNew CYFatArrow($2, $5); } + ; + +ArrowParameters + : BindingIdentifier { $$ = CYNew CYFunctionParameter(CYNew CYDeclaration($1)); } + //| ParentheticalOpt { $$ = $1; } + ; + +ConciseBody + : AssignmentExpression { $$ = CYNew CYReturn($1); } + | ";{" LexPushInOff FunctionBody LexPopIn "}" { $$ = $3; } + ; +/* }}} */ /* 14 Program {{{ */ Program : ProgramBodyOpt { driver.program_ = CYNew CYProgram($1); } @@ -1267,11 +1334,41 @@ ProgramBody ProgramBodyOpt : ProgramBody { $$ = $1; } - | { $$ = NULL; } + | LexSetStatement LexSetRegExp { $$ = NULL; } ; /* }}} */ @begin ObjectiveC +/* Cycript (Objective-C): Type Encoding {{{ */ +SuffixedType + : IdentifierOpt { $$ = CYNew CYTypedIdentifier($1); } + | "(" PrefixedType ")" { $$ = $2; } + | SuffixedType "[" NumericLiteral "]" { CYSetLast($1->type_) = CYNew CYTypeArrayOf($3->Value()); $$ = $1; } + ; + +PrefixedType + : SuffixedType { $$ = $1; } + | "const" PrefixedType { CYSetLast($2->type_) = CYNew CYTypeConstant(); $$ = $2; } + | "*" PrefixedType { CYSetLast($2->type_) = CYNew CYTypePointerTo(); $$ = $2; } + ; + +ModifiedType + : Variable { $$ = CYNew CYTypeVariable($1); } + | "const" ModifiedType { $$ = CYNew CYTypeConstant($2); } + ; + +TypedIdentifier + : ModifiedType PrefixedType { CYSetLast($2->type_) = $1; $$ = $2;} + ; + +EncodedType + : TypedIdentifier { $$ = CYNew CYEncodedType($1->type_); } + ; + +PrimaryExpression + : AtEncode "(" EncodedType ")" { $$ = $3; } + ; +/* }}} */ /* Cycript (Objective-C): @class Declaration {{{ */ ClassSuperOpt /* XXX: why the hell did I choose MemberExpression? */ @@ -1279,17 +1376,13 @@ ClassSuperOpt | { $$ = NULL; } ; -ClassField - : Expression Identifier ";" - ; - -ClassFieldList - : BRACE ClassFieldListOpt "}" { $$ = NULL; } +ClassFieldListOpt + : Expression Identifier ";" ClassFieldListOpt { $$ = CYNew CYField($1, $2, $4); } + | { $$ = NULL; } ; -ClassFieldListOpt - : ClassFieldListOpt ClassField - | +ClassFields + : BRACE ClassFieldListOpt "}" { $$ = $2; } ; MessageScope @@ -1298,8 +1391,8 @@ MessageScope ; TypeOpt - : "(" Expression ")" { $$ = $2; } - | "(" LexSetRegExp "void" ")" { $$ = NULL; } + : "(" EncodedType ")" { $$ = $2; } + | "(" LexSetRegExp "void" ")" { $$ = CYNew CYString("v"); } | { $$ = NULL; } ; @@ -1357,11 +1450,11 @@ ClassProtocolListOpt ; ClassExpression - : "@implementation" LexPushInOff ClassNameOpt ClassSuperOpt ClassProtocolListOpt ClassFieldList ClassMessageDeclarationListOpt LexPopIn "@end" { $$ = CYNew CYClassExpression($3, $4, $5, $6, $7); } + : "@implementation" LexPushInOff ClassNameOpt ClassSuperOpt ClassProtocolListOpt ClassFields ClassMessageDeclarationListOpt LexPopIn "@end" { $$ = CYNew CYClassExpression($3, $4, $5, $6, $7); } ; ClassStatement - : ";@implementation" ClassName ClassSuperOpt ClassProtocolListOpt ClassFieldList ClassMessageDeclarationListOpt "@end" { $$ = CYNew CYClassStatement($2, $3, $4, $5, $6); } + : ";@implementation" ClassName ClassSuperOpt ClassProtocolListOpt ClassFields ClassMessageDeclarationListOpt "@end" { $$ = CYNew CYClassStatement($2, $3, $4, $5, $6); } ; CategoryName @@ -1444,15 +1537,30 @@ ImportPath ; StatementListItem - : "@import" ImportPath { $$ = CYNew CYImport(); } + : LexSetStatement LexSetRegExp "@import" ImportPath { $$ = CYNew CYImport(); } + ; +/* }}} */ +/* Cycript (Objective-C): Boxed Expressions {{{ */ +BoxableExpression + : NullLiteral { $$ = $1; } + | BooleanLiteral { $$ = $1; } + | NumericLiteral { $$ = $1; } + | StringLiteral { $$ = $1; } + | ArrayLiteral { $$ = $1; } + | ObjectLiteral { $$ = $1; } + | Parenthetical { $$ = $1; } + ; + +PrimaryExpression + : "@" BoxableExpression { $$ = CYNew CYBox($2); } ; /* }}} */ @end @begin C /* Cycript (C): Pointer Indirection/Addressing {{{ */ -UnaryAssigneeExpression - : "*" UnaryExpression { $$ = CYNew CYIndirect($2); } +LeftHandSideExpression + : LexSetRegExp "*" UnaryExpression { $$ = CYNew CYIndirect($3); } ; UnaryExpression_ @@ -1461,10 +1569,15 @@ UnaryExpression_ MemberAccess : "->" "[" Expression "]" { $$ = CYNew CYIndirectMember(NULL, $3); } - | "->" Identifier { $$ = CYNew CYIndirectMember(NULL, CYNew CYString($2)); } + | "->" IdentifierName { $$ = CYNew CYIndirectMember(NULL, CYNew CYString($2)); } | "->" AutoComplete { driver.mode_ = CYDriver::AutoIndirect; YYACCEPT; } ; /* }}} */ +/* Cycript (C): auto Compatibility {{{ */ +Var_ + : "auto" + ; +/* }}} */ @end /* YUI: Documentation Comments {{{ */ @@ -1499,11 +1612,12 @@ LexSetXMLTag : { driver.SetCondition(CYDriver::XMLTagCondition); } ; /* }}} */ - +/* Virtual Tokens {{{ */ XMLWhitespaceOpt : XMLWhitespace | ; +/* }}} */ /* 8.1 Context Keywords {{{ */ Identifier @@ -1518,6 +1632,7 @@ XMLMarkup | XMLPI { $$ = $1; } ; /* }}} */ + /* 11.1 Primary Expressions {{{ */ PrimaryExpression : PropertyIdentifier { $$ = CYNew CYPropertyVariable($1); } @@ -1621,6 +1736,7 @@ XMLListInitialiser : "<>" LexPushInOff LexPushXMLContent XMLElementContent LexPop LexPopIn "" { $$ = CYNew CYXMLList($4); } ; /* }}} */ + /* 11.2 Left-Hand-Side Expressions {{{ */ PropertyIdentifier_ : Identifier { $$ = $1; } @@ -1644,20 +1760,14 @@ Statement__ /* }}} */ @end -/* ECMAScript5: Object Literal Trailing Comma {{{ */ -PropertyNameAndValueList_ - : "," { $$ = NULL; } - ; -/* }}} */ - /* JavaScript 1.7: Array Comprehensions {{{ */ IfComprehension : "if" "(" Expression ")" { $$ = CYNew CYIfComprehension($3); } ; ForComprehension - : "for" "(" LexPushInOn Identifier LexPopIn "!in" Expression ")" { $$ = CYNew CYForInComprehension($4, $7); } - | "for" "each" "(" LexPushInOn Identifier LexPopIn "!in" Expression ")" { $$ = CYNew CYForEachInComprehension($5, $8); } + : "for" "(" Identifier "in" Expression ")" { $$ = CYNew CYForInComprehension($3, $5); } + | "for" "each" "(" Identifier "in" Expression ")" { $$ = CYNew CYForOfComprehension($4, $6); } ; ComprehensionList @@ -1675,8 +1785,8 @@ PrimaryExpression ; /* }}} */ /* JavaScript 1.7: for each {{{ */ -ForInStatement - : "for" "each" "(" LexPushInOn ForInStatementInitialiser LexPopIn "!in" Expression ")" Statement { $$ = CYNew CYForEachIn($5, $8, $10); } +IterationStatement + : "for" "each" "(" LexPushInOn ForInStatementInitialiser LexPopIn "!in" Expression ")" Statement { $$ = CYNew CYForOf($5, $8, $10); } ; /* }}} */ /* JavaScript 1.7: let Statements {{{ */