anchor.diff:          }
       }
       $dart$core.int get hashCode;
  -    static $dart$core.int $get$hash([final Map $this]) {
  +    static $dart$core.int $get$hashCode([final Map $this]) {
           $dart$core.int hashCode = 0;
           {
               $dart$core.Object element$16;
  
positive.code:     $dart$core.bool get decreasing;
      Range get coalesced => this;
      $dart$core.bool operator ==($dart$core.Object that) => List.$equals(this, that);
      $dart$core.int get hashCode => List.$get$hash(this);
      $dart$core.String toString() => Sequence.$get$string(this);
      $dart$core.bool get empty => Sequence.$get$empty(this);
      $dart$core.int get lastIndex => Sequence.$get$lastIndex(this);
  
negative.code:     Iterator iterator() => new CycledIterator($outer$ceylon$language$List, _$times);
      $dart$core.String toString() => ((("(" + $outer$ceylon$language$List.toString()) + ").repeat(") + _$times.toString()) + ")";
      $dart$core.bool operator ==($dart$core.Object that) => List.$equals(this, that);
      $dart$core.int get hashCode => List.$get$hashCode(this);
      $dart$core.Object get first => List.$get$first(this);
      $dart$core.Object get last => List.$get$last(this);
      $dart$core.Object get([Integer index]) => List.$get(this, index);
  