{"ast_node_type":"variable","tokens":[{"end":44,"kind":"keyword","start":0,"text":"if"}]}
            if let Some(pat) = param.pat() {
        f.param_list().into_iter().flat_map(|it| it.params()).for_each(|param| {
                // FIXME: We should be able to turn these into SmolStr without having to allocate a String