Function mz_sql::ast::fold::fold_index_option

source ยท 
pub fn fold_index_option<F, T, T2>(
    folder: &mut F,
    node: IndexOption<T>,
) -> IndexOption<T2>
where
    T: AstInfo,
    T2: AstInfo,
    F: Fold<T, T2> + ?Sized,