risingwave_expr_impl::table_function::generate_series

Function range_step

Source 
fn range_step<T, S>(
    start: T,
    stop: T,
    step: S,
) -> Result<impl Iterator<Item = T>>
where
    T: CheckedAdd<S, Output = T> + PartialOrd + Copy,
    S: IsNegative + Copy,