anchor.diff:              })());
           }
       }
  -    $dart$core.int get hashCode => List.$get$hash(this);
  +    $dart$core.int get hashCode => List.$get$hashCode(this);
       $dart$core.bool get empty => Sequence.$get$empty(this);
       Range get keys => Sequence.$get$keys(this);
       Range indexes() => Sequence.$indexes(this);
  
positive.code: abstract class impl$BaseSequence implements Sequence {
      impl$BaseSequence() {}
      $dart$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:     $dart$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.$get$hashCode(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);
  