Function alphanumeric_sort::sort_slice_rev_unstable_by_path_key

pub fn sort_slice_rev_unstable_by_path_key<A, T: ?Sized + AsRef<Path>, F: FnMut(&A) -> &T>(
    slice: &mut [A], 
    f: F
)

Reversely sort a slice by a Path key, but may not preserve the order of equal elements.