{"ast_node_type":"variable","tokens":[{"end":70,"kind":"keyword","start":0,"text":"&&"}]}
                    && let hir::Node::GenericParam(hir::GenericParam {
                if let Some(const_param_id) = tcx.hir_opt_const_param_default_param_def_id(hir_id)
                        kind: hir::GenericParamKind::Const { ty, .. },