Function mz_sql::ast::fold::fold_mut_rec_block_option

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