src/library/scalax/collection/immutable/Sequence.scala


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package scalax.collection.immutable

import generic.covariant

/** Collection classes mixing in this class provide a method
 *  <code>elements</code> which returns an iterator over all the
 *  elements contained in the collection.
 *
 *  @note If a collection has a known <code>size</code>, it should also sub-type <code>SizedIterable</code>.
 *
 *  @author  Matthias Zenger
 *  @autor   Martin Odersky
 *  @owner   Martin Odersky
 *  @version 2.8
 */
trait Sequence[+A] extends collection.Sequence[A] with OrderedIterable[A]

object Sequence extends covariant.SequenceFactory[Sequence] {
  val empty: Sequence[Nothing] = Nil
}