sdk/lib/compiler/implementation/util/link.dart

// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

interface Link<T> extends Iterable<T> default LinkFactory<T> {
  final T head;
  final Link<T> tail;

  Link(T head, [Link<T> tail]);
  Link.fromList(List<T> list);

  Link<T> prepend(T element);
  List<T> toList();
  bool isEmpty();
  Link<T> reverse();
  Link<T> reversePrependAll(Link<T> from);

  void printOn(StringBuffer buffer, [separatedBy]);

  void forEach(void f(T element));
}

interface EmptyLink<T> extends Link<T> default LinkTail<T> {
  const EmptyLink();
}

interface LinkBuilder<T> default LinkBuilderImplementation<T> {
  LinkBuilder();

  Link<T> toLink();
  void addLast(T t);

  final int length;
}