{"ast_node_type":"variable","tokens":[{"end":61,"kind":"keyword","start":0,"text":"let"}]}
                let enum_data = enum_id.enum_variants(cx.db);
            &TyKind::Adt(AdtId(adt @ hir_def::AdtId::EnumId(enum_id)), ref subst) => {
                let is_declared_nonexhaustive = cx.is_foreign_non_exhaustive(adt);