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diff --git a/doc/reference/ReferencePartAppendix.tex b/doc/reference/ReferencePartAppendix.tex deleted file mode 100644 index deaddf1a85..0000000000 --- a/doc/reference/ReferencePartAppendix.tex +++ /dev/null @@ -1,217 +0,0 @@ -\appendix -\chapter{Scala Syntax Summary} - -The lexical syntax of Scala is given by the following grammar in EBNF -form. - -\begin{lstlisting} - upper ::= `A' | $\ldots$ | `Z' | `$\Dollar$' | `_' $\mbox{\rm\em and Unicode Lu}$ - lower ::= `a' | $\ldots$ | `z' $\mbox{\rm\em and Unicode Ll}$ - letter ::= upper | lower $\mbox{\rm\em and Unicode categories Lo, Lt, Nl}$ - digit ::= `0' | $\ldots$ | `9' - special ::= $\mbox{\rm\em ``all other characters in \U{0020-007F} and Unicode categories Sm, So}$ - $\mbox{\rm\em except parentheses ([{}]) and periods''}$ - - op ::= special {special} - varid ::= lower {letter | digit} [`_' {digit} [id]] - id ::= upper {letter | digit} [`_' {digit} [id]] - | varid - | op - | `\'stringLit - - intLit ::= $\mbox{\rm\em ``as in Java''}$ - floatLit ::= $\mbox{\rm\em ``as in Java''}$ - charLit ::= $\mbox{\rm\em ``as in Java''}$ - stringLit ::= $\mbox{\rm\em ``as in Java''}$ - symbolLit ::= `\'' id - - comment ::= `/*' ``any sequence of characters'' `*/' - | `//' `any sequence of characters up to end of line'' -\end{lstlisting} - -The context-free syntax of Scala is given by the following EBNF -grammar. - -\begin{lstlisting} - Literal ::= intLit - | floatLit - | charLit - | stringLit - | symbolLit - | true - | false - | null - - StableId ::= id - | Path `.' id - Path ::= StableId - | [id `.'] this - | [id '.'] super [`[' id `]']`.' id - - Type ::= Type1 `=>' Type - | `(' [Types] `)' `=>' Type - | Type1 - Type1 ::= SimpleType {with SimpleType} [Refinement] - SimpleType ::= SimpleType TypeArgs - | SimpleType `#' id - | StableId - | Path `.' type - | `(' Type ')' - TypeArgs ::= `[' Types `]' - Types ::= Type {`,' Type} - Refinement ::= `{' [RefineStat {`;' RefineStat}] `}' - RefineStat ::= Dcl - | type TypeDef - | - - Exprs ::= Expr {`,' Expr} - Expr ::= Bindings `=>' Expr - | Expr1 - Expr1 ::= if `(' Expr1 `)' Expr [[`;'] else Expr] - | try `{' Block `}' [catch Expr] [finally Expr] - | do Expr [`;'] while `(' Expr ')' - | for `(' Enumerators `)' [yield] Expr - | return [Expr] - | throw Expr - | [SimpleExpr `.'] id `=' Expr - | SimpleExpr ArgumentExprs `=' Expr - | PostfixExpr [`:' Type1] - | MethodClosure - PostfixExpr ::= InfixExpr [id] - InfixExpr ::= PrefixExpr - | InfixExpr id PrefixExpr - PrefixExpr ::= [`-' | `+' | `~' | `!'] SimpleExpr - SimpleExpr ::= Literal - | Path - | `(' [Expr] `)' - | BlockExpr - | new Template - | SimpleExpr `.' id - | SimpleExpr TypeArgs - | SimpleExpr ArgumentExprs - | XmlExpr - ArgumentExprs ::= `(' [Exprs] ')' - | BlockExpr - MethodClosure ::= `.' Id {`.' Id | TypeArgs | ArgumentExprs} - BlockExpr ::= `{' CaseClause {CaseClause} `}' - | `{' Block `}' - Block ::= {BlockStat `;'} [ResultExpr] - BlockStat ::= Import - | Def - | {LocalModifier} TmplDef - | Expr1 - | - ResultExpr ::= Expr1 - | Bindings `=>' Block - - Enumerators ::= Generator {`;' Enumerator} - Enumerator ::= Generator - | Expr - Generator ::= val Pattern1 `<-' Expr - - CaseClause ::= case Pattern [`if' PostfixExpr] `=>' Block - - Constr ::= StableId [TypeArgs] [`(' [Exprs] `)'] - - Pattern ::= Pattern1 { `|' Pattern1 } - Pattern1 ::= varid `:' Type - | `_' `:' Type - | Pattern2 - Pattern2 ::= [varid `@'] Pattern3 - Pattern3 ::= SimplePattern [ '*' | '?' | '+' ] - | SimplePattern { id SimplePattern } - SimplePattern ::= `_' - | varid - | Literal - | StableId [ `(' [Patterns] `)' ] - | `(' [Patterns] `)' - | XmlPattern - Patterns ::= Pattern {`,' Pattern} - - TypeParamClause ::= `[' VarTypeParam {`,' VarTypeParam} `]' - FunTypeParamClause ::= `[' TypeParam {`,' TypeParam} `]' - VarTypeParam ::= [`+' | `-'] TypeParam - TypeParam ::= id [>: Type] [<: Type | <% Type] - ParamClause ::= `(' [Param {`,' Param}] `)' - ClassParamClause::= `(' [ClassParam {`,' ClassParam}] `)' - Param ::= id `:' [`=>' Type [`*'] - ClassParam ::= [{Modifier} `val'] Param - Bindings ::= id [`:' Type1] - | `(' Binding {`,' Binding `)' - Binding ::= id [`:' Type] - - Modifier ::= LocalModifier - | private - | protected - | override - LocalModifier ::= abstract - | final - | sealed - - AttributeClause ::= `[' Attribute {`,' Attribute} `]' - Attribute ::= Constr - - Template ::= Constr {`with' Constr} [TemplateBody] - TemplateBody ::= `{' [TemplateStat {`;' TemplateStat}] `}' - TemplateStat ::= Import - | {AttributeClause} {Modifier} Def - | {AttributeClause} {Modifier} Dcl - | Expr - | - - Import ::= import ImportExpr {`,' ImportExpr} - ImportExpr ::= StableId `.' (id | `_' | ImportSelectors) - ImportSelectors ::= `{' {ImportSelector `,'} - (ImportSelector | `_') `}' - ImportSelector ::= id [`=>' id | `=>' `_'] - - Dcl ::= val ValDcl - | var VarDcl - | def FunDcl - | type TypeDcl - - ValDcl ::= id {`,' id} `:' Type - VarDcl ::= id {`,' id} `:' Type - FunDcl ::= FunSig {`,' FunSig} `:' Type - FunSig ::= id [FunTypeParamClause] {ParamClause} - TypeDcl ::= id [>: Type] [<: Type] - - Def ::= val PatDef - | var VarDef - | def FunDef - | type TypeDef - | TmplDef - PatDef ::= Pattern2 {`,' Pattern2} [`:' Type] `=' Expr - VarDef ::= id {`,' id} [`:' Type] `=' Expr - | id {`,' id} `:' Type `=' `_' - FunDef ::= FunSig {`,' FunSig} `:' Type `=' Expr - | this ParamClause `=' ConstrExpr - TypeDef ::= id [TypeParamClause] `=' Type - - TmplDef ::= ([case] class | trait) ClassDef - | [case] object ObjectDef - ClassDef ::= ClassSig {`,' ClassSig} [`:' SimpleType] ClassTemplate - ClassSig ::= id [TypeParamClause] [ClassParamClause] - ObjectDef ::= id {`,' id} [`:' SimpleType] ClassTemplate - - ClassTemplate ::= extends Template - | TemplateBody - | - ConstrExpr ::= this ArgumentExprs - | `{' this ArgumentExprs {`;' BlockStat} `}' - - CompilationUnit ::= [package QualId `;'] {TopStat `;'} TopStat - TopStat ::= {AttributeClause} {Modifier} TmplDef - | Import - | Packaging - | - Packaging ::= package QualId `{' {TopStat `;'} TopStat `}' - QualId ::= id {`.' id} -\end{lstlisting} - -\chapter{Implementation Status} - -\input{ImplementationStatus} - -\end{document} - |