X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/e7797a6685fafa3186ca3f273e721614e419a4e5..13c7f2fb8fc0619c8da1b5c8a697f7894479b070:/Cycript.yy.in diff --git a/Cycript.yy.in b/Cycript.yy.in index dfabafb..3a31f1e 100644 --- a/Cycript.yy.in +++ b/Cycript.yy.in @@ -1,20 +1,20 @@ /* Cycript - Optimizing JavaScript Compiler/Runtime - * Copyright (C) 2009-2010 Jay Freeman (saurik) + * Copyright (C) 2009-2013 Jay Freeman (saurik) */ -/* GNU Lesser General Public License, Version 3 {{{ */ +/* GNU General Public License, Version 3 {{{ */ /* - * Cycript is free software: you can redistribute it and/or modify it under - * the terms of the GNU Lesser General Public License as published by the - * Free Software Foundation, either version 3 of the License, or (at your - * option) any later version. + * Cycript is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published + * by the Free Software Foundation, either version 3 of the License, + * or (at your option) any later version. * - * Cycript is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public - * License for more details. + * Cycript is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. * - * You should have received a copy of the GNU Lesser General Public License + * You should have received a copy of the GNU General Public License * along with Cycript. If not, see . **/ /* }}} */ @@ -28,6 +28,7 @@ @if Bison24 } @if Bison24 %code requires { +#include "Driver.hpp" #include "Parser.hpp" #define CYNew new($pool) @@ -39,8 +40,11 @@ #include "E4X/Syntax.hpp" @end +#include "Highlight.hpp" + typedef struct { bool newline_; + hi::Value highlight_; union { bool bool_; @@ -68,12 +72,14 @@ typedef struct { CYInfix *infix_; CYLiteral *literal_; CYMember *member_; + CYModule *module_; CYNull *null_; CYNumber *number_; CYProgram *program_; CYProperty *property_; CYPropertyName *propertyName_; CYRubyProc *rubyProc_; + CYTypeSpecifier *specifier_; CYStatement *statement_; CYString *string_; CYThis *this_; @@ -87,6 +93,9 @@ typedef struct { CYMessageParameter *messageParameter_; CYProtocol *protocol_; CYSelectorPart *selector_; + CYTypeModifier *modifier_; + CYTypedIdentifier *typedIdentifier_; + CYTypedParameter *typedParameter_; @end @begin E4X @@ -126,6 +135,7 @@ int cylex(YYSTYPE *, cy::location *, void *); %parse-param { CYDriver &driver } %lex-param { void *cyscanner } +/* Token Declarations {{{ */ @begin E4X %token XMLCDATA %token XMLComment @@ -151,6 +161,7 @@ int cylex(YYSTYPE *, cy::location *, void *); @begin E4X ObjectiveC %token At "@" +%token Pound "#" @end %token Ampersand "&" @@ -161,6 +172,7 @@ int cylex(YYSTYPE *, cy::location *, void *); %token Equal "=" %token EqualEqual "==" %token EqualEqualEqual "===" +%token EqualRight "=>" %token Exclamation "!" %token ExclamationEqual "!=" %token ExclamationEqualEqual "!==" @@ -215,16 +227,27 @@ int cylex(YYSTYPE *, cy::location *, void *); %token OpenBracket "[" %token CloseBracket "]" +%token AtError "@error" + @begin Java %token AtClass "@class" @end +@begin C +%token Typedef "typedef" +%token Unsigned "unsigned" +%token Signed "signed" +@end + @begin ObjectiveC %token AtImplementation "@implementation" %token AtImplementation_ ";@implementation" %token AtImport "@import" +%token AtEncode "@encode" %token AtEnd "@end" %token AtSelector "@selector" +%token Yes "YES" +%token No "NO" @end %token False "false" @@ -232,6 +255,7 @@ 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 +331,7 @@ int cylex(YYSTYPE *, cy::location *, void *); // Woah?! %token Each "each" +%token Of "of" @begin E4X // E4X Conditional @@ -326,8 +351,13 @@ int cylex(YYSTYPE *, cy::location *, void *); %type ArgumentList %type ArgumentListOpt %type Arguments +%type ArrayComprehension +%type ArrayInitialiser %type ArrayLiteral +%type ArrowFunction +%type ArrowParameters %type AssignmentExpression +%type Binding %type BindingIdentifier %type BitwiseANDExpression %type Block_ @@ -344,16 +374,18 @@ int cylex(YYSTYPE *, cy::location *, void *); %type CaseClause %type CaseClausesOpt %type CatchOpt -%type ComprehensionList -%type ComprehensionListOpt +%type Comprehension +%type ComprehensionFor +%type ComprehensionIf +%type ComprehensionTail %type ConditionalExpression %type ContinueStatement +%type ConciseBody %type DebuggerStatement %type Declaration__ %type Declaration_ %type Declaration %type DefaultClause -%type DoWhileStatement %type Element %type ElementOpt %type ElementList @@ -366,10 +398,7 @@ int cylex(YYSTYPE *, cy::location *, void *); %type ExpressionOpt %type ExpressionStatement %type FinallyOpt -%type ForComprehension -%type ForStatement %type ForStatementInitialiser -%type ForInStatement %type ForInStatementInitialiser %type FormalParameter %type FormalParameterList_ @@ -380,7 +409,8 @@ int cylex(YYSTYPE *, cy::location *, void *); %type FunctionExpression %type Identifier %type IdentifierOpt -%type IfComprehension +%type IdentifierType +%type IdentifierName %type IfStatement %type Initialiser %type InitialiserOpt @@ -390,7 +420,7 @@ int cylex(YYSTYPE *, cy::location *, void *); %type LetStatement %type LexicalDeclaration %type Literal -%type LiteralNoRE +%type ValueLiteral %type LogicalANDExpression %type LogicalORExpression %type MemberAccess @@ -400,7 +430,8 @@ int cylex(YYSTYPE *, cy::location *, void *); %type NewExpression %type NullLiteral %type ObjectLiteral -%type Parenthetical +%type Parenthetical +%type ParentheticalOpt %type PostfixExpression %type PrimaryExpression %type Program @@ -408,9 +439,10 @@ int cylex(YYSTYPE *, cy::location *, void *); %type ProgramBodyOpt %type PropertyName_ %type PropertyName -%type PropertyNameAndValueList_ -%type PropertyNameAndValueList -%type PropertyNameAndValueListOpt +%type PropertyDefinition +%type PropertyDefinitionList_ +%type PropertyDefinitionList +%type PropertyDefinitionListOpt %type RelationalExpression %type ReturnStatement %type RubyProcExpression @@ -435,15 +467,20 @@ int cylex(YYSTYPE *, cy::location *, void *); %type VariableDeclarationList_ %type VariableDeclarationList %type VariableStatement -%type WhileStatement %type WithStatement +%type Word +%type WordOpt +%type Variable @begin ObjectiveC +%type ArrayedType +%type BoxableExpression %type CategoryStatement %type ClassExpression +%type ClassFieldListOpt +%type ClassFields %type ClassStatement %type ClassSuperOpt -%type ClassFieldList %type ClassMessageDeclaration %type ClassMessageDeclarationListOpt %type ClassName @@ -451,12 +488,20 @@ int cylex(YYSTYPE *, cy::location *, void *); %type ClassProtocolListOpt %type ClassProtocols %type ClassProtocolsOpt +%type EncodedType +%type FunctionedType +%type IntegerType +%type IntegerTypeOpt %type MessageExpression %type MessageParameter %type MessageParameters %type MessageParameterList %type MessageParameterListOpt %type MessageScope +%type ModifiedType +%type Module +%type PrefixedType +%type PrimitiveType %type SelectorCall_ %type SelectorCall %type SelectorExpression_ @@ -464,10 +509,17 @@ int cylex(YYSTYPE *, cy::location *, void *); %type SelectorExpressionOpt %type SelectorList %type SelectorWordOpt +%type SuffixedType %type TypeOpt +%type TypeParenthetical +%type TypeQualifierLeft +%type TypeQualifierRight +%type TypeSignifier +%type TypedIdentifier +%type TypedParameterList_ +%type TypedParameterList +%type TypedParameterListOpt %type VariadicCall -%type Word -%type WordOpt @end @begin E4X @@ -490,12 +542,14 @@ int cylex(YYSTYPE *, cy::location *, void *); %type XMLListInitialiser %type XMLInitialiser @end - +/* }}} */ +/* Token Priorities {{{ */ %nonassoc "" %left "++" "--" %nonassoc "if" %nonassoc "else" +/* }}} */ %start Program @@ -518,50 +572,40 @@ 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 : +@begin ObjectiveC + { if (yychar == yyempty_) driver.no_.AtImplementation = true; else if (yychar == token::AtImplementation) yychar = token::AtImplementation_; } +@end ; -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 { $$ = $1; } + ; -@begin ObjectiveC NewLineOpt : "\n" | @@ -569,6 +613,7 @@ NewLineOpt Word : Identifier { $$ = $1; } + | "auto" { $$ = $1; } | "break" NewLineOpt { $$ = $1; } | "case" { $$ = $1; } | "catch" { $$ = $1; } @@ -590,7 +635,12 @@ 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 { $$ = $1; } @@ -612,15 +662,7 @@ WordOpt | { $$ = NULL; } ; -PrimaryExpression - : "@" LiteralNoRE { $$ = CYNew CYBox($2); } - | "@" ArrayLiteral { $$ = CYNew CYBox($2); } - | "@" ObjectLiteral { $$ = CYNew CYBox($2); } - | "@" Parenthetical { $$ = CYNew CYBox($2); } - ; -@end - -Identifier +IdentifierType : Identifier_ { $$ = $1; } | "implements" { $$ = $1; } @@ -634,71 +676,120 @@ Identifier | "abstract" { $$ = $1; } | "boolean" { $$ = $1; } | "byte" { $$ = $1; } - | "char" { $$ = $1; } | "double" { $$ = $1; } | "final" { $$ = $1; } | "float" { $$ = $1; } | "goto" { $$ = $1; } - | "int" { $$ = $1; } - | "long" { $$ = $1; } | "native" { $$ = $1; } - | "short" { $$ = $1; } | "synchronized" { $$ = $1; } | "throws" { $$ = $1; } | "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" { $$ = $1; } + ; + +Identifier + : IdentifierType + | "char" { $$ = $1; } + | "int" { $$ = $1; } + | "long" { $$ = $1; } + | "short" { $$ = $1; } + | "volatile" { $$ = $1; } +@begin C + | "typedef" { $$ = $1; } + | "unsigned" { $$ = $1; } + | "signed" { $$ = $1; } + | "YES" { $$ = $1; } + | "NO" { $$ = $1; } +@end ; IdentifierOpt : Identifier { $$ = $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 ")" { $$ = $3; } + : "(" LexPushInOff Expression ")" LexPopIn { $$ = $3; } + ; + +ParentheticalOpt + : Parenthetical { $$ = $1; } + | { $$ = NULL; } + ; + +Variable + : Identifier { $$ = CYNew CYVariable($1); } ; PrimaryExpression : "this" { $$ = $1; } - | Identifier { $$ = CYNew CYVariable($1); } + | Variable { $$ = $1; } | Literal { $$ = $1; } - | ArrayLiteral { $$ = $1; } + | ArrayInitialiser { $$ = $1; } | ObjectLiteral { $$ = $1; } - | FunctionExpression { $$ = $1; } | Parenthetical { $$ = $1; } | AutoComplete { driver.mode_ = CYDriver::AutoPrimary; YYACCEPT; } ; /* }}} */ -/* 11.1.4.1 Array Initialiser {{{ */ +/* 11.1.4 Array Initializer {{{ */ +ArrayInitialiser + : ArrayLiteral { $$ = $1; } + | ArrayComprehension { $$ = $1; } + ; +/* }}} */ +/* 11.1.4.1 Array Literal {{{ */ ArrayLiteral - : "[" LexPushInOff ElementListOpt LexPopIn "]" { $$ = CYNew CYArray($3); } + : "[" LexPushInOff ElementListOpt "]" LexPopIn { $$ = CYNew CYArray($3); } ; Element @@ -720,27 +811,58 @@ ElementListOpt | LexSetRegExp { $$ = NULL; } ; /* }}} */ +/* 11.1.4.2 Array Comprehension {{{ */ +ArrayComprehension + : "[" LexPushInOff Comprehension "]" LexPopIn { $$ = $3; } + ; + +Comprehension + : LexSetRegExp ComprehensionFor ComprehensionTail AssignmentExpression { $$ = CYNew CYArrayComprehension($4, $2->Modify($3)); } + ; + +ComprehensionTail + : { $$ = NULL; } + | ComprehensionFor ComprehensionTail { $$ = $1->Modify($2); } + | ComprehensionIf ComprehensionTail { $$ = $1->Modify($2); } + ; + +ComprehensionFor + : "for" "(" Binding "of" Expression ")" { $$ = CYNew CYForOfComprehension($3, $5); } + ; + +ComprehensionIf + : "if" "(" AssignmentExpression ")" { $$ = CYNew CYIfComprehension($3); } + ; +/* }}} */ /* 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; } + | "," LexSetRegExp { $$ = NULL; } | { $$ = NULL; } ; -PropertyNameAndValueList - : PropertyName ":" AssignmentExpression PropertyNameAndValueList_ { $$ = CYNew CYProperty($1, $3, $4); } +PropertyDefinitionList + : PropertyDefinition PropertyDefinitionList_ { $1->SetNext($2); $$ = $1; } ; -PropertyNameAndValueListOpt - : PropertyNameAndValueList { $$ = $1; } - | { $$ = NULL; } +PropertyDefinitionListOpt + : PropertyDefinitionList { $$ = $1; } + | LexSetRegExp { $$ = 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; } ; @@ -752,8 +874,8 @@ PropertyName /* 11.2 Left-Hand-Side Expressions {{{ */ MemberAccess - : "[" LexPushInOff Expression LexPopIn "]" { $$ = CYNew CYDirectMember(NULL, $3); } - | "." Identifier { $$ = CYNew CYDirectMember(NULL, CYNew CYString($2)); } + : "[" LexPushInOff Expression "]" LexPopIn { $$ = CYNew CYDirectMember(NULL, $3); } + | "." IdentifierName { $$ = CYNew CYDirectMember(NULL, CYNew CYString($2)); } | "." AutoComplete { driver.mode_ = CYDriver::AutoDirect; YYACCEPT; } ; @@ -764,6 +886,7 @@ MemberExpression_ MemberExpression : LexSetRegExp PrimaryExpression { $$ = $2; } + | LexSetRegExp FunctionExpression { $$ = $2; } | MemberExpression_ { driver.context_ = $1; } MemberAccess { $3->SetLeft($1); $$ = $3; } | LexSetRegExp "new" MemberExpression Arguments { $$ = CYNew cy::Syntax::New($3, $4); } ; @@ -784,7 +907,7 @@ CallExpression ; Arguments - : "(" LexPushInOff ArgumentListOpt LexPopIn ")" { $$ = $3; } + : "(" LexPushInOff ArgumentListOpt ")" LexPopIn { $$ = $3; } ; ArgumentList_ @@ -906,12 +1029,14 @@ LogicalORExpression /* 11.12 Conditional Operator ( ? : ) {{{ */ ConditionalExpression : LogicalORExpression { $$ = $1; } - | LogicalORExpression "?" LexPushInOff AssignmentExpression LexPopIn ":" AssignmentExpression { $$ = CYNew CYCondition($1, $4, $7); } + | LogicalORExpression "?" LexPushInOff AssignmentExpression ":" LexPopIn AssignmentExpression { $$ = CYNew CYCondition($1, $4, $7); } + | LogicalORExpression "?" LexPushInOff LexSetRegExp ":" LexPopIn AssignmentExpression { $$ = CYNew CYCondition($1, $1, $7); } ; /* }}} */ /* 11.13 Assignment Operators {{{ */ AssignmentExpression : ConditionalExpression { $$ = $1; } + | ArrowFunction { $$ = $1; } | LeftHandSideExpression "=" AssignmentExpression { $$ = CYNew CYAssign($1, $3); } | LeftHandSideExpression "*=" AssignmentExpression { $$ = CYNew CYMultiplyAssign($1, $3); } | LeftHandSideExpression "/=" AssignmentExpression { $$ = CYNew CYDivideAssign($1, $3); } @@ -929,11 +1054,11 @@ AssignmentExpression /* 11.14 Comma Operator {{{ */ Expression_ : "," Expression { $$ = $2; } - | { $$ = CYNew CYCompound(); } + | { $$ = NULL; } ; Expression - : AssignmentExpression Expression_ { $2->AddPrev($1); $$ = $2; } + : AssignmentExpression Expression_ { $$ = CYNew CYCompound($1, $2); } ; ExpressionOpt @@ -1001,7 +1126,7 @@ StatementList StatementListOpt : StatementList { $$ = $1; } - | LexSetRegExp { $$ = NULL; } + | LexSetStatement LexSetRegExp { $$ = NULL; } ; StatementListItem @@ -1009,11 +1134,16 @@ StatementListItem | Declaration { $$ = $1; } ; /* }}} */ + /* 12.2 Declarations {{{ */ BindingIdentifier : Identifier { $$ = $1; } ; +Binding + : BindingIdentifier + ; + // XXX: BindingPattern /* }}} */ /* 12.2.1 Let and Const Declarations {{{ */ @@ -1028,7 +1158,7 @@ LetOrConst /* }}} */ /* 12.2.2 Variable Statement {{{ */ VariableStatement - : "var" VariableDeclarationList Terminator { $$ = CYNew CYVar($2); } + : Var_ VariableDeclarationList Terminator { $$ = CYNew CYVar($2); } ; VariableDeclarationList_ @@ -1065,6 +1195,7 @@ SingleNameBinding : BindingIdentifier InitialiserOpt { $$ = CYNew CYDeclaration($1, $2); } ; /* }}} */ + /* 12.3 Empty Statement {{{ */ EmptyStatement : ";" { $$ = CYNew CYEmpty(); } @@ -1086,58 +1217,54 @@ IfStatement ; /* }}} */ -/* 12.6 Iteration Statements {{{ */ -IterationStatement - : DoWhileStatement { $$ = $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 { $$ = CYNew CYWhile($3, $5); } ; /* }}} */ /* 12.6.3 The for Statement {{{ */ -ForStatement - : "for" "(" LexPushInOn ForStatementInitialiser LexPopIn ";" ExpressionOpt ";" ExpressionOpt ")" Statement { $$ = CYNew CYFor($4, $7, $9, $11); } +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 - : "for" "(" LexPushInOn ForInStatementInitialiser LexPopIn "!in" Expression ")" Statement { $$ = CYNew CYForIn($4, $7, $9); } +/* 12.6.4 The for-in and for-of Statements {{{ */ +IterationStatement + : "for" "(" LexPushInOn ForInStatementInitialiser "!in" LexPopIn Expression ")" Statement { $$ = CYNew CYForIn($4, $7, $9); } + | "for" "(" LexPushInOn ForInStatementInitialiser "of" LexPopIn 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 { $$ = CYNew CYReturn($2); } + : "return" LexSetRegExp "\n" StrictSemi { $$ = CYNew CYReturn(NULL); } + | "return" ExpressionOpt Terminator { $$ = CYNew CYReturn($2); } ; /* }}} */ /* 12.10 The with Statement {{{ */ @@ -1176,7 +1303,8 @@ LabelledStatement /* }}} */ /* 12.13 The throw Statement {{{ */ ThrowStatement - : "throw" Expression Terminator { $$ = CYNew cy::Syntax::Throw($2); } + : "throw" LexSetRegExp "\n" StrictSemi { YYABORT; } + | "throw" Expression Terminator { $$ = CYNew cy::Syntax::Throw($2); } ; /* }}} */ /* 12.14 The try Statement {{{ */ @@ -1200,13 +1328,13 @@ DebuggerStatement ; /* }}} */ -/* 13 Function Definition {{{ */ +/* 13.1 Function Definitions {{{ */ FunctionDeclaration : ";function" Identifier "(" FormalParameterListOpt ")" BRACE FunctionBody "}" { $$ = CYNew CYFunctionStatement($2, $4, $7); } ; FunctionExpression - : "function" IdentifierOpt "(" LexPushInOff FormalParameterListOpt LexPopIn ")" BRACE LexPushInOff FunctionBody LexPopIn "}" { $$ = CYNew CYFunctionExpression($2, $5, $10); } + : "function" IdentifierOpt "(" LexPushInOff FormalParameterListOpt ")" LexPopIn BRACE LexPushInOff FunctionBody "}" LexPopIn { $$ = CYNew CYFunctionExpression($2, $5, $10); } ; FormalParameterList_ @@ -1236,6 +1364,21 @@ 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 { $$ = CYNew CYReturn($1); } + | LexSetRegExp ";{" LexPushInOff FunctionBody "}" LexPopIn { $$ = $4; } + ; +/* }}} */ /* 14 Program {{{ */ Program : ProgramBodyOpt { driver.program_ = CYNew CYProgram($1); } @@ -1247,11 +1390,89 @@ ProgramBody ProgramBodyOpt : ProgramBody { $$ = $1; } - | { $$ = NULL; } + | LexSetStatement LexSetRegExp { $$ = NULL; } ; /* }}} */ @begin ObjectiveC +/* Cycript (Objective-C): Type Encoding {{{ */ +TypeParenthetical + : "(" LexPushInOff PrefixedType ")" LexPopIn { $$ = $3; } + ; + +TypeSignifier + : IdentifierType { $$ = CYNew CYTypedIdentifier($1); } + | TypeParenthetical { $$ = $1; } + ; + +ArrayedType + : ArrayedType "[" NumericLiteral "]" { $$ = $1; $$->modifier_ = CYNew CYTypeArrayOf($3, $$->modifier_); } + | TypeSignifier { $$ = $1; } + | { $$ = CYNew CYTypedIdentifier(); } + ; + +FunctionedType + : "(" LexPushInOff TypedParameterListOpt ")" LexPopIn { $$ = CYNew CYTypeFunctionWith($3); } + ; + +SuffixedType + : ArrayedType { $$ = $1; } + | "(" LexPushInOff "^" TypeQualifierRight ")" LexPopIn "(" LexPushInOff TypedParameterListOpt ")" LexPopIn { $$ = $4; $$->modifier_ = CYNew CYTypeBlockWith($9, $$->modifier_); } + | TypeParenthetical FunctionedType { $$ = $1; CYSetLast($2) = $$->modifier_; $$->modifier_ = $2; } + | FunctionedType { $$ = CYNew CYTypedIdentifier(); CYSetLast($1) = $$->modifier_; $$->modifier_ = $1; } + ; + +PrefixedType + : "*" TypeQualifierRight { $$ = $2; $$->modifier_ = CYNew CYTypePointerTo($$->modifier_); } + ; + +TypeQualifierLeft + : { $$ = NULL; } + | "const" TypeQualifierLeft { $$ = $2; CYSetLast($$) = CYNew CYTypeConstant(); } + | "volatile" TypeQualifierLeft { $$ = $2; CYSetLast($$) = CYNew CYTypeVolatile(); } + ; + +TypeQualifierRight + : PrefixedType { $$ = $1; } + | SuffixedType { $$ = $1; } + | "const" TypeQualifierRight { $$ = $2; $$->modifier_ = CYNew CYTypeConstant($$->modifier_); } + | "volatile" TypeQualifierRight { $$ = $2; $$->modifier_ = CYNew CYTypeVolatile($$->modifier_); } + ; + +IntegerType + : "int" { $$ = CYNew CYTypeVariable("int"); } + | "unsigned" IntegerTypeOpt { $$ = CYNew CYTypeUnsigned($2); } + | "signed" IntegerTypeOpt { $$ = CYNew CYTypeSigned($2); } + | "long" IntegerTypeOpt { $$ = CYNew CYTypeLong($2); } + | "short" IntegerTypeOpt { $$ = CYNew CYTypeShort($2); } + ; + +IntegerTypeOpt + : IntegerType { $$ = $1; } + | { $$ = CYNew CYTypeVariable("int"); } + ; + +PrimitiveType + : IdentifierType { $$ = CYNew CYTypeVariable($1); } + | IntegerType { $$ = $1; } + | "void" { $$ = CYNew CYTypeVoid(); } + | "char" { $$ = CYNew CYTypeVariable("char"); } + | "signed" "char" { $$ = CYNew CYTypeSigned(CYNew CYTypeVariable("char")); } + | "unsigned" "char" { $$ = CYNew CYTypeUnsigned(CYNew CYTypeVariable("char")); } + ; + +TypedIdentifier + : TypeQualifierLeft PrimitiveType TypeQualifierRight { $$ = $3; $$->specifier_ = $2; CYSetLast($1) = $$->modifier_; $$->modifier_ = $1; } + ; + +EncodedType + : TypedIdentifier { $$ = CYNew CYEncodedType($1); } + ; + +PrimaryExpression + : "@encode" "(" EncodedType ")" { $$ = $3; } + ; +/* }}} */ /* Cycript (Objective-C): @class Declaration {{{ */ ClassSuperOpt /* XXX: why the hell did I choose MemberExpression? */ @@ -1259,17 +1480,13 @@ ClassSuperOpt | { $$ = NULL; } ; -ClassField - : Expression Identifier ";" +ClassFieldListOpt + : TypedIdentifier ";" ClassFieldListOpt { $$ = CYNew CYField($1, $3); } + | LexSetRegExp { $$ = NULL; } ; -ClassFieldList - : BRACE ClassFieldListOpt "}" { $$ = NULL; } - ; - -ClassFieldListOpt - : ClassFieldListOpt ClassField - | +ClassFields + : BRACE ClassFieldListOpt "}" { $$ = $2; } ; MessageScope @@ -1278,8 +1495,7 @@ MessageScope ; TypeOpt - : "(" Expression ")" { $$ = $2; } - | "(" LexSetRegExp "void" ")" { $$ = NULL; } + : "(" LexSetRegExp EncodedType ")" { $$ = $3; } | { $$ = NULL; } ; @@ -1337,11 +1553,11 @@ ClassProtocolListOpt ; ClassExpression - : "@implementation" LexPushInOff ClassNameOpt ClassSuperOpt ClassProtocolListOpt ClassFieldList ClassMessageDeclarationListOpt LexPopIn "@end" { $$ = CYNew CYClassExpression($3, $4, $5, $6, $7); } + : "@implementation" LexPushInOff ClassNameOpt ClassSuperOpt ClassProtocolListOpt ClassFields ClassMessageDeclarationListOpt "@end" LexPopIn { $$ = 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 @@ -1387,8 +1603,8 @@ SelectorList ; MessageExpression - : "[" LexPushInOff AssignmentExpression { driver.contexts_.push_back($3); } SelectorList LexPopIn "]" { driver.contexts_.pop_back(); } { $$ = CYNew CYSendDirect($3, $5); } - | "[" LexPushInOff LexSetRegExp "super" { driver.context_ = NULL; } SelectorList LexPopIn "]" { $$ = CYNew CYSendSuper($6); } + : "[" LexPushInOff AssignmentExpression { driver.contexts_.push_back($3); } SelectorList "]" LexPopIn { driver.contexts_.pop_back(); } { $$ = CYNew CYSendDirect($3, $5); } + | "[" LexPushInOff LexSetRegExp "super" { driver.context_ = NULL; } SelectorList "]" LexPopIn { $$ = CYNew CYSendSuper($6); } ; SelectorExpression_ @@ -1407,24 +1623,49 @@ SelectorExpressionOpt PrimaryExpression : MessageExpression { $$ = $1; } - | "@selector" "(" LexPushInOff SelectorExpression LexPopIn ")" { $$ = CYNew CYSelector($4); } + | "@selector" "(" LexPushInOff SelectorExpression ")" LexPopIn { $$ = CYNew CYSelector($4); } ; /* }}} */ /* Cycript (Objective-C): @import Directive {{{ */ -PathName - : "/" PathName - | "." PathName - | Word PathName - | +Module + : Module "." Word { $$ = CYNew CYModule($3, $1); } + | Word { $$ = CYNew CYModule($1); } ; -ImportPath - : "<" PathName ">" - | StringLiteral +Declaration__ + : "@import" Module { $$ = CYNew CYImport($2); } + ; +/* }}} */ +/* Cycript (Objective-C): Boxed Expressions {{{ */ +BoxableExpression + : NullLiteral { $$ = $1; } + | BooleanLiteral { $$ = $1; } + | NumericLiteral { $$ = $1; } + | StringLiteral { $$ = $1; } + | ArrayLiteral { $$ = $1; } + | ObjectLiteral { $$ = $1; } + | Parenthetical { $$ = $1; } + | "YES" { $$ = CYNew CYTrue(); } + | "NO" { $$ = CYNew CYFalse(); } ; -StatementListItem - : "@import" ImportPath { $$ = CYNew CYImport(); } +PrimaryExpression + : "@" BoxableExpression { $$ = CYNew CYBox($2); } + ; +/* }}} */ +/* Cycript (Objective-C): Block Expressions {{{ */ +ModifiedType + : TypeQualifierLeft PrimitiveType { $$ = CYNew CYTypedIdentifier(); $$->specifier_ = $2; $$->modifier_ = $1; } + | ModifiedType "*" { $$ = $1; $$->modifier_ = CYNew CYTypePointerTo($$->modifier_); } + ; + +PrimaryExpression + : "^" ModifiedType "(" LexPushInOff TypedParameterListOpt ")" LexPopIn BRACE LexPushInOff FunctionBody "}" LexPopIn { $$ = CYNew CYObjCBlock($2, $5, $10); } + ; +/* }}} */ +/* Cycript (Objective-C): Instance Literals {{{ */ +PrimaryExpression + : "#" NumericLiteral { $$ = CYNew CYInstanceLiteral($2); } ; /* }}} */ @end @@ -1441,10 +1682,39 @@ UnaryExpression_ MemberAccess : "->" "[" Expression "]" { $$ = 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" + ; +/* }}} */ +/* Cycript (C): Lambda Expressions {{{ */ +TypedParameterList_ + : "," TypedParameterList { $$ = $2; } + | { $$ = NULL; } + ; + +TypedParameterList + : TypedIdentifier TypedParameterList_ { $$ = CYNew CYTypedParameter($1, $2); } + ; + +TypedParameterListOpt + : TypedParameterList { $$ = $1; } + | { $$ = NULL; } + ; + +PrimaryExpression + : "[" LexPushInOff LexSetRegExp "&" LexSetRegExp "]" LexPopIn "(" LexPushInOff TypedParameterListOpt ")" LexPopIn "->" TypedIdentifier BRACE LexPushInOff FunctionBody "}" LexPopIn { $$ = CYNew CYLambda($14, $10, $17); } + ; +/* }}} */ +/* Cycript (C): Type Definitions {{{ */ +Statement__ + : "typedef" TypedIdentifier Terminator { $$ = CYNew CYTypeDefinition($2); } + ; +/* }}} */ @end /* YUI: Documentation Comments {{{ */ @@ -1479,11 +1749,12 @@ LexSetXMLTag : { driver.SetCondition(CYDriver::XMLTagCondition); } ; /* }}} */ - +/* Virtual Tokens {{{ */ XMLWhitespaceOpt : XMLWhitespace | ; +/* }}} */ /* 8.1 Context Keywords {{{ */ Identifier @@ -1498,6 +1769,7 @@ XMLMarkup | XMLPI { $$ = $1; } ; /* }}} */ + /* 11.1 Primary Expressions {{{ */ PrimaryExpression : PropertyIdentifier { $$ = CYNew CYPropertyVariable($1); } @@ -1518,7 +1790,7 @@ AttributeIdentifier PropertySelector_ : PropertySelector { $$ = $1; } - | "[" LexPushInOff Expression LexPopIn "]" { $$ = CYNew CYSelector($3); } + | "[" LexPushInOff Expression "]" LexPopIn { $$ = CYNew CYSelector($3); } ; PropertySelector @@ -1548,8 +1820,8 @@ XMLInitialiser ; XMLElement - : "<" LexPushInOff XMLTagContent LexPop LexPopIn "/>" - | "<" LexPushInOff XMLTagContent ">" LexSetXMLContent XMLElementContentOpt "" + : "<" LexPushInOff XMLTagContent LexPop "/>" LexPopIn + | "<" LexPushInOff XMLTagContent ">" LexSetXMLContent XMLElementContentOpt "" LexPopIn ; XMLTagContent @@ -1598,9 +1870,10 @@ XMLElementContentOpt /* }}} */ /* 11.1.5 XMLList Initialiser {{{ */ XMLListInitialiser - : "<>" LexPushInOff LexPushXMLContent XMLElementContent LexPop LexPopIn "" { $$ = CYNew CYXMLList($4); } + : "<>" LexPushInOff LexPushXMLContent XMLElementContent LexPop "" LexPopIn { $$ = CYNew CYXMLList($4); } ; /* }}} */ + /* 11.2 Left-Hand-Side Expressions {{{ */ PropertyIdentifier_ : Identifier { $$ = $1; } @@ -1624,39 +1897,19 @@ Statement__ /* }}} */ @end -/* ECMAScript5: Object Literal Trailing Comma {{{ */ -PropertyNameAndValueList_ - : "," { $$ = NULL; } - ; -/* }}} */ - /* JavaScript 1.7: Array Comprehensions {{{ */ -IfComprehension - : "if" "(" Expression ")" { $$ = CYNew CYIfComprehension($3); } +Comprehension + : AssignmentExpression ComprehensionFor ComprehensionTail { $$ = CYNew CYArrayComprehension($1, $2->Modify($3)); } ; -ForComprehension - : "for" "(" LexPushInOn Identifier LexPopIn "!in" Expression ")" { $$ = CYNew CYForInComprehension($4, $7); } - | "for" "each" "(" LexPushInOn Identifier LexPopIn "!in" Expression ")" { $$ = CYNew CYForEachInComprehension($5, $8); } - ; - -ComprehensionList - : ForComprehension ComprehensionListOpt { $1->SetNext($2); $$ = $1; } - ; - -ComprehensionListOpt - : ComprehensionList { $$ = $1; } - | IfComprehension { $$ = $1; } - | { $$ = NULL; } - ; - -PrimaryExpression - : "[" LexPushInOff AssignmentExpression ComprehensionList LexPopIn "]" { $$ = CYNew CYArrayComprehension($3, $4); } +ComprehensionFor + : "for" "(" Binding "in" Expression ")" { $$ = CYNew CYForInComprehension($3, $5); } + | "for" "each" "(" Binding "in" Expression ")" { $$ = CYNew CYForOfComprehension($4, $6); } ; /* }}} */ /* JavaScript 1.7: for each {{{ */ -ForInStatement - : "for" "each" "(" LexPushInOn ForInStatementInitialiser LexPopIn "!in" Expression ")" Statement { $$ = CYNew CYForEachIn($5, $8, $10); } +IterationStatement + : "for" "each" "(" LexPushInOn ForInStatementInitialiser "!in" LexPopIn Expression ")" Statement { $$ = CYNew CYForOf($5, $8, $10); } ; /* }}} */ /* JavaScript 1.7: let Statements {{{ */ @@ -1695,7 +1948,7 @@ RubyProcExpression ; PrimaryExpression - : "{" LexPushInOff RubyProcParameters StatementListOpt LexPopIn "}" { $$ = CYNew CYRubyProc($3, $4); } + : "{" LexPushInOff RubyProcParameters StatementListOpt "}" LexPopIn { $$ = CYNew CYRubyProc($3, $4); } ; CallExpression