Expression condition = cloneNodes(_n.getCondition(), _arg);
Expression thenExpr = cloneNodes(_n.getThenExpr(), _arg);
Expression elseExpr = cloneNodes(_n.getElseExpr(), _arg);
Comment comment = cloneNodes(_n.getComment(), _arg);
ConditionalExpr r = new ConditionalExpr(
_n.getBeginLine(), _n.getBeginColumn(), _n.getEndLine(), _n.getEndColumn(),
condition, thenExpr, elseExpr
);
r.setComment(comment);
return r;
}