[Moose-dev] Re: Very simple SmaCC grammar for MSE files

On 19 Sep 2017, at 15:37, Gustavo Santos &lt;gugajansen(a)gmail.com <mailto:gugajansen@gmail.com>> wrote: Hi all, I don't know if someone already did this but I was working with SmaCC from scratch so I did a very simple parser for MSE files. It parses all right with a Java model although I need to check and specialize the grammar for what I intend to do. Cheers, ---- %start Model ; %left <close>; %glr; <whitespace> : \s+ ; <eol> : \r | \n | \r\n ; <letter> : [a-zA-Z_] ; <digit> : [0-9] ; <integer> : \-? <digit>+ ; <number> : \-? <digit>+ ( \. <digit>+ ) ? ( [eE] ( \- | \+ ) ? <digit>+ ) ? ; <string> : \' [^\']* \' (\' [^\']* \')* ; <boolean> : true | false ; <open> : \( ; <close> : \) ; <simpleName> : <letter> ( <letter> | <digit> ) * ; <qualifiedName> : <letter> ( <letter> | <digit> ) * ( \. <letter> ( <letter> | <digit> ) * ) * ; Model : <open> ElementNodes <close> ; ElementNodes : ElementNode | ElementNode ElementNodes ; ElementNode : <open> Name Identifier AttributeNodes <close> ; Identifier : <open> IdentifierToken Integer <close> ; IdentifierToken : "id:" 'refToken'; AttributeNodes : | AttributeNode AttributeNodes ; AttributeNode : <open> SimpleName ValueNodes <close> ; ValueNodes : ValueNode | ValueNode ValueNodes ; ValueNode : Primitive | Reference ; Primitive : String | Integer | Number | Boolean ; Reference : IntegerReference | NameReference ; IntegerReference : <open> ReferenceToken Integer <close>; NameReference : <open> ReferenceToken QualifiedName <close>; ReferenceToken : "ref:" 'refToken'; Integer : <integer> 'integer'; Number : <number> 'number' ; String: <string> 'string'; Boolean: <boolean> 'boolean'; Name : SimpleName | QualifiedName ; SimpleName : <simpleName> 'simpleName'; QualifiedName : <qualifiedName> 'qualifiedName'; -- Gustavo Santos http://gustavojss.github.io/ <http://gustavojss.github.io/> _______________________________________________ Moose-dev mailing list Moose-dev(a)list.inf.unibe.ch <mailto:Moose-dev@list.inf.unibe.ch> https://www.list.inf.unibe.ch/listinfo/moose-dev <https://www.list.inf.unibe.ch/listinfo/moose-dev>