Function reorder_cmp 

pub fn reorder_cmp<T: PartialOrd + IsNull>(
    lhs: &T,
    rhs: &T,
    descending: bool,
    nulls_last: bool,
) -> Ordering

Compare two values with support for sort direction and nulls position.

Panics

Panics if T::partial_cmp(lhs, rhs) returns None.