{"ast_node_type":"other","tokens":[{"end":82,"kind":"keyword","start":0,"text":"if"}]}
                if tcx.impl_trait_ref(tcx.hir_get_parent_item(hir_id)).is_none() {
            ImplItemKind::Type(ty) => {
                    check_feature_inherent_assoc_ty(tcx, item.span);