{"ast_node_type":"other","tokens":[{"end":40,"kind":"keyword","start":0,"text":"self.with_parent(param,"}]}
        self.with_parent(param, |this| {
    fn visit_const_param_default(&mut self, param: HirId, ct: &'hir ConstArg<'hir>) {
            intravisit::walk_const_param_default(this, ct);