[antlr-interest] Bug in ANTLRv3.g
Terence Parr
parrt at cs.usfca.edu
Tue Jul 29 12:53:46 PDT 2008
Ooops. change rule
fragment
ACTION_STRING_LITERAL
: '"' (ACTION_ESC|~('\\'|'"'))* '"'
;
+ to *
Ter
On Jul 29, 2008, at 10:53 AM, Víctor Manuel Sánchez Cartagena wrote:
> I think I have found a bug in the ANTLRv3.g grammar.
> I build the lexer and the parser with ANTLR, and when I try to parse
> the following grammar, it fails, although the grammar is correct.
>
> grammar plp2;
> @members {
> public String refactor_rename_this;
> public String refactor_rename_to;
> }
> s returns [String value]
> :
> // It doesn't fail:
> c["aa"]
> // It fails:
> //c[""]
> ;
> c[String ambito] returns [String value]
> : 'class' ID
> {
> // It doesn't fail:
> $value= "class " + $ID.text + " n;" + "{}n";
> // It fails:
> // $value= "class " + $ID.text + " n;" + "}n";
> }
> ;
> ID : ('a'..'z'|'A'..'Z')('a'..'z'|'A'..'Z'|'0'..'9')*
> ;
> ENTERO : ('0'..'9')+
> ;
>
> Could anyone help me to find out what's wrong in ANTLRv3.g?
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