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/* __ *\
** ________ ___ / / ___ Scala API **
** / __/ __// _ | / / / _ | (c) 2003-2009, LAMP/EPFL **
** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ **
** /____/\___/_/ |_/____/_/ | | **
** |/ **
\* */
// $Id: Sequence.scala 16092 2008-09-12 10:37:06Z nielsen $
package scala.collection
import mutable.ListBuffer
// import immutable.{List, Nil, ::}
import generic._
import util.control.Breaks._
/** Class <code>Sequence[A]</code> represents sequences of elements
* of type <code>A</code>.
* It adds the following methods to class Iterable:
* `length`, `lengthCompare`, `apply`, `isDefinedAt`, `segmentLength`, `prefixLengh`,
* `indexWhere`, `indexOf`, `lastIndexWhere`, `lastIndexOf`, `reverse`, `reversedElements`,
* `startsWith`, `endsWith`, `indexOfSeq`.
*
*
* @author Martin Odersky
* @author Matthias Zenger
* @version 1.0, 16/07/2003
*/
trait Sequence[+A] extends PartialFunction[Int, A]
with Iterable[A]
with TraversableClass[A, Sequence]
with SequenceTemplate[A, Sequence[A]] {
override def companion: Companion[Sequence] = Sequence
}
object Sequence extends SequenceFactory[Sequence] {
implicit def builderFactory[A]: BuilderFactory[A, Sequence[A], Coll] = new VirtualBuilderFactory[A]
def newBuilder[A]: Builder[A, Sequence[A]] = immutable.Sequence.newBuilder[A]
/** @deprecated use View instead
*/
@deprecated type Projection[A] = SequenceView[A, Coll]
/** @deprecated use Sequence(value) instead */
@deprecated def singleton[A](value: A) = Sequence(value)
/** Builds a singleton sequence.
*
* @deprecated use <code>Sequence(x)</code> instead.
*/
@deprecated def single[A](x: A) = singleton(x)
}
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