{"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":".filter(|(_,"}]}
                .filter(|(_, ty)| !matches!(ty.kind(), ty::Never))
                .filter_map(|e| typeck_results.node_type_opt(e.hir_id).map(|t| (e.span, t)))
            {