{"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"walk_flat_map_generic_param(GenericParam)"}]}
    walk_flat_map_generic_param(GenericParam) => visit_generic_param;
    walk_flat_map_param(Param) => visit_param;
    walk_flat_map_where_predicate(WherePredicate) => visit_where_predicate;