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| author | Martin Odersky <odersky@gmail.com> | 2013-05-09 19:37:15 +0200 |
|---|---|---|
| committer | Martin Odersky <odersky@gmail.com> | 2013-05-09 19:37:15 +0200 |
| commit | cf4c428cc58ed330faa236bf54d06c1fad902c8a (patch) | |
| tree | e56522e356c8ba7c84e7509c618d545e16ec19a8 /docs | |
| parent | bfa03db8ea8897f51316cd77a7c71b2ca25ba531 (diff) | |
| download | dotty-cf4c428cc58ed330faa236bf54d06c1fad902c8a.tar.gz dotty-cf4c428cc58ed330faa236bf54d06c1fad902c8a.tar.bz2 dotty-cf4c428cc58ed330faa236bf54d06c1fad902c8a.zip | |
Some parser revisions
(1) Added markup parsers
(2) Syntax change relating to modifiers and annotations of primary constructor
(3) Review of parsing with bug fixes and simplifications.
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/SyntaxSummary.txt | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/docs/SyntaxSummary.txt b/docs/SyntaxSummary.txt index d89eca57a..b1ba3216d 100644 --- a/docs/SyntaxSummary.txt +++ b/docs/SyntaxSummary.txt @@ -133,11 +133,9 @@ grammar. | `do' Expr [semi] `while' Expr DoWhile(expr, cond) | `try' Expr Catches [`finally' Expr] Try(expr, catches, expr?) | `try' Expr [`finally' Expr] Try(expr, Nil, expr?) - | `for' (`(' Enumerators `)' | `{' Enumerators `}') ForYield(enums, expr) - {nl} [`yield'] Expr ForDo(enums, expr) - | `for' Enumerators (`do' Expr | `yield' Expr) | `throw' Expr Throw(expr) | `return' [Expr] Return(expr?) + | ForExpr | [SimpleExpr `.'] id `=' Expr Assign(expr, expr) | SimpleExpr1 ArgumentExprs `=' Expr Assign(expr, expr) | PostfixExpr [Ascription] @@ -175,11 +173,15 @@ grammar. ResultExpr ::= Expr1 | (Bindings | ([`implicit'] id | `_') `:' ) `=>' Block Function(args, block) // block starts at => + ForExpr ::= `for' (`(' Enumerators `)' | `{' Enumerators `}') ForYield(enums, expr) + {nl} [`yield'] Expr ForDo(enums, expr) + | `for' Enumerators (`do' Expr | `yield' Expr) + Enumerators ::= Generator {semi Enumerator | Guard} Enumerator ::= Generator | Guard | Pattern1 `=' Expr GenAlias(pat, expr) - Generator ::= Pattern `<-' Expr GenFrom(pat, expr) + Generator ::= Pattern1 `<-' Expr GenFrom(pat, expr) Guard ::= `if' PostfixExpr CaseClauses ::= CaseClause { CaseClause } @@ -242,8 +244,7 @@ ac | XmlPattern AccessModifier ::= (`private' | `protected') [AccessQualifier] AccessQualifier ::= `[' (id | `this') `]' - Annotation ::= `@' SimpleType {ArgumentExprs} - ConstrAnnotation ::= `@' SimpleType ArgumentExprs Apply(tpe, args) + Annotation ::= `@' SimpleType {ArgumentExprs} Apply(tpe, args) TemplateBody ::= [nl] `{' [SelfType] TemplateStat {semi TemplateStat} `} (self, stats) TemplateStat ::= Import @@ -287,9 +288,9 @@ ac | XmlPattern TmplDef ::= ([`case'] `class' | `trait') ClassDef | [`case'] `object' ObjectDef ClassDef ::= id [ClsTypeParamClause] ClassDef(mods, name, tparams, templ) // - with DefDef(_, <init>, Nil, vparamss, EmptyTree, EmptyTree) as first stat - {ConstrAnnotation} [AccessModifier] - ClsParamClauses TemplateOpt + [ConstrMods] ClsParamClauses TemplateOpt with DefDef(_, <init>, Nil, vparamss, EmptyTree, EmptyTree) as first stat + ConstrMods ::= AccessModifier + | Annotation {Annotation} (AccessModifier | `this') ObjectDef ::= id TemplateOpt ModuleDef(mods, name, template) // no constructor TemplateOpt ::= [`extends' Template | [nl] TemplateBody] Template ::= ConstrApps [TemplateBody] | TemplateBody Template(constr, parents, self, stats) |