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/* __ *\
** ________ ___ / / ___ Scala API **
** / __/ __// _ | / / / _ | (c) 2003-2009, LAMP/EPFL **
** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ **
** /____/\___/_/ |_/____/_/ | | **
** |/ **
\* */
// $Id: SeqProxy.scala 15458 2008-06-28 20:23:22Z stepancheg $
package scalax.collection.generic.covartest
/** This class implements a forwarder for sequences. It forwards
* all calls to a different sequence object except for
*
* - toString, hashCode, equals, stringPrefix
* - newBuilder, view, toSequence
* - all calls creating a new iterable objetc of the same kind
*
* The above methods are forwarded by subclass SequenceProxy
*
* @author Martin Odersky
* @version 2.8
*/
trait SequenceForwarder[+A] extends Sequence[A] with IterableForwarder[A] {
protected override def underlying: Sequence[A]
// PartialFunction delegates
override def apply(i: Int): A = underlying.apply(i)
override def isDefinedAt(x: Int): Boolean = underlying.isDefinedAt(x)
// Sequence delegates
// Sequence methods could be printed by cat SequenceTemplate.scala | sed -n '/trait Seq/,$ p' | egrep '^ (override )?def'
override def length: Int = underlying.length
override def lengthCompare(l: Int) = underlying lengthCompare l
override def segmentLength(p: A => Boolean, from: Int): Int = underlying.segmentLength(p, from)
override def prefixLength(p: A => Boolean) = underlying.prefixLength(p)
override def indexWhere(p: A => Boolean, from: Int): Int = underlying.indexWhere(p, from)
override def indexOf[B >: A](elem: B, from: Int): Int = underlying.indexOf(elem, from)
override def reversedElements: Iterator[A] = underlying.reversedElements
override def startsWith[B](that: Sequence[B], offset: Int): Boolean = underlying.startsWith(that, offset)
override def endsWith[B](that: Sequence[B]): Boolean = underlying.endsWith(that)
override def indexOf[B >: A](that: Sequence[B]): Int = underlying.indexOf(that)
override def contains(elem: Any): Boolean = underlying.contains(elem)
override def indices: Range = underlying.indices
}
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