anchor.diff:      return -min - 1;
     }
   
  -  /// Sorts the provided [list] in place.
  +  /// Sorts the provided [list] in-place.
     void sort(List<T> list) => list.sort(compare);
   
     /// Returns a sorted copy of the provided [iterable].
  
positive.code: /// using a fluent interface.
  ///
  /// The [Ordering] defines a total order on objects of type [T]. For example,
  /// the natural order of two objects can be determined using:
  ///
  ///     var natural = new Ordering.natural();
  ///     natural.compare(1, 2);  // 1
  ///
  /// However, the low-level [compare] function rarely needs to be used
  /// directly. [Ordering] implements various fluent helpers that create new
  
negative.code: ///
  /// and that allow the user to perform common tasks on an ordering:
  ///
  ///     natural.min('a', 'b');  // 'a'
  ///     natural.maxOf(['a', 'b', 'c']);  // 'c'
  ///     natural.sorted(['dog', 'cat', 'ape']);  // ['ape', 'cat', 'dog']
  ///     natural.isOrdered(['ape', 'cat', 'dog']);  // true
  ///
  @immutable
  