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/* __ *\
** ________ ___ / / ___ Scala API **
** / __/ __// _ | / / / _ | (c) 2003-2009, LAMP/EPFL **
** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ **
** /____/\___/_/ |_/____/_/ | | **
** |/ **
\* */
// $Id$
package scala.collection.generic
import scala.collection._
import collection.mutable.Buffer
/** <p>
* This trait implements a forwarder for iterable objects. It forwards
* all calls to a different iterable object, except for
* </p>
* <ul>
* <li><code>toString</code>, <code>hashCode</code>, <code>equals</code>,
* <code>stringPrefix</code></li>
* <li><code>newBuilder</code>, <code>view</code></li>
* <li>all calls creating a new iterable objetc of the same kind</li>
* </ul>
* <p>
* The above methods are forwarded by subclass <a href="../IterableProxy.html"
* target="ContentFrame"><code>IterableProxy</code></a>.
* </p>
*
* @author Martin Odersky
* @version 2.8
* @since 2.8
*/
trait IterableForwarder[+A] extends Iterable[A] with TraversableForwarder[A] {
/** The iterable object to which calls are forwarded */
protected def underlying: Iterable[A]
// Iterable delegates
// Iterable methods could be printed by cat IterableLike.scala | sed -n '/trait Iterable/,$ p' | egrep '^ (override )?def'
override def iterator = underlying.iterator
override def sameElements[B >: A](that: Iterable[B]): Boolean = underlying.sameElements(that)
}
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