antlr-3.4/runtime/JavaScript/tests/functional/t058rewriteAST67.g

grammar t058rewriteAST67;
options {language=JavaScript;output=AST;} 
a: (INT|ID) -> INT? ID? ;
INT: '0'..'9'+;
ID : 'a'..'z'+;
WS : (' '|'\n') {$channel=HIDDEN;} ;