{"ast_node_type":"other","tokens":[{"end":40,"kind":"keyword","start":0,"text":"ty::Adt(adt,"}]}
                    ty::Adt(adt, _) => {
                    // Correctly handles non-monomorphic calls, so there is no need for ensure_monomorphic_enough.
                        ConstValue::from_target_usize(adt.variants().len() as u64, &tcx)