Method PostVisitRewrite

eval/public/ast_rewrite_test.cc:564–570

  }

  bool PostVisitRewrite(Expr* expr, const SourcePosition* info) override {
    if (expr->ident_expr().name() == "y") {
      expr->mutable_ident_expr()->set_name("z");
      return true;
    }
    return false;
  }

  void PostVisitIdent(const Ident* ident, const Expr* expr,
                      const SourcePosition* pos) override {