{"ast_node_type":"variable","tokens":[{"end":56,"kind":"keyword","start":0,"text":"let"}]}
    let wants_mut_token = if ref_expr_parent.is_some() {
        ref_expr_parent.is_some() && has_raw_token && !has_const_token && !has_mut_token;
        if has_raw_token { !has_const_token && !has_mut_token } else { !has_mut_token }