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