Function similar::algorithms::diff

pub fn diff<Old: ?Sized, New: ?Sized, D>(
    alg: Algorithm, 
    d: &mut D, 
    old: &Old, 
    old_range: Range<usize>, 
    new: &New, 
    new_range: Range<usize>
) -> Result<(), D::Error> where
    Old: Index<usize>,
    New: Index<usize>,
    D: DiffHook,
    Old::Output: Hash + Eq + Ord,
    New::Output: PartialEq<Old::Output> + Hash + Eq + Ord, 

Creates a diff between old and new with the given algorithm.

Diffs old, between indices old_range and new between indices new_range.