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/* __ *\
** ________ ___ / / ___ Scala API **
** / __/ __// _ | / / / _ | (c) 2003-2013, LAMP/EPFL **
** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ **
** /____/\___/_/ |_/____/_/ | | **
** |/ **
\* */
package scala
package collection
package mutable
import generic._
/**
* Base trait for mutable sorted set.
*
* @define Coll `mutable.SortedSet`
* @define coll mutable sorted set
*
* @author Lucien Pereira
*
*/
trait SortedSet[A] extends scala.collection.SortedSet[A] with scala.collection.SortedSetLike[A,SortedSet[A]]
with mutable.Set[A] with mutable.SetLike[A, SortedSet[A]] {
/** Needs to be overridden in subclasses. */
override def empty: SortedSet[A] = SortedSet.empty[A]
}
/**
* A template for mutable sorted set companion objects.
*
* @define Coll `mutable.SortedSet`
* @define coll mutable sorted set
* @define factoryInfo
* This object provides a set of operations needed to create sorted sets of type mutable.SortedSet.
* @define sortedSetCanBuildFromInfo
* Standard `CanBuildFrom` instance for sorted sets.
*
* @author Lucien Pereira
*
*/
object SortedSet extends MutableSortedSetFactory[SortedSet] {
implicit def canBuildFrom[A](implicit ord: Ordering[A]): CanBuildFrom[Coll, A, SortedSet[A]] = new SortedSetCanBuildFrom[A]
def empty[A](implicit ord: Ordering[A]): SortedSet[A] = TreeSet.empty[A]
}
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