1// @@ANTLR Tool Options@@: -trace
2tree grammar t051treeRewriteASTaaWalker;
3options {
4    language=JavaScript;
5    output=AST;
6    ASTLabelType=CommonTree;
7    tokenVocab=t051treeRewriteASTaa;
8    rewrite=true;
9}
10tokens { X; }
11s : ^(a b) ; // s.tree is a.tree
12a : 'boo' ;
13b : ^(ID INT) -> INT
14  ;
15