1// @@ANTLR Tool Options@@: -trace
2tree grammar t051treeRewriteASTnWalker;
3options {
4    language=JavaScript;
5    output=AST;
6    ASTLabelType=CommonTree;
7    tokenVocab=t051treeRewriteASTn;
8}
9a : ^(x+=b y+=c) ;
10b : ID ;
11c : INT ;
12