antlr-3.4/runtime/JavaScript/tests/functional/t051treeRewriteASTxWalker.g


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// @@ANTLR Tool Options@@: -trace
tree grammar t051treeRewriteASTxWalker;
options {
    language=JavaScript;
    output=AST;
    ASTLabelType=CommonTree;
    tokenVocab=t051treeRewriteASTx;
    rewrite=true;
}
tokens { X; }
s : a* b ; // only b contributes to tree, but it's after a*; s.tree = b.tree
a : X ;
b : ^(ID INT) -> INT
  ;