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Standard library for the Scala Programming Language
/* __ *\
** ________ ___ / / ___ Scala API **
** / __/ __// _ | / / / _ | (c) 2003-2013, LAMP/EPFL **
** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ **
** /____/\___/_/ |_/____/_/ | | **
** |/ **
\* */
package scala.collection
package generic
import mutable.{Builder, MapBuilder}
import scala.language.higherKinds
/** A template for companion objects of `Map` and subclasses thereof.
*
* @define coll map
* @define Coll Map
* @define factoryInfo
* This object provides a set of operations needed to create `$Coll` values.
* @author Martin Odersky
* @version 2.8
* @since 2.8
* @define canBuildFromInfo
* The standard `CanBuildFrom` instance for `$Coll` objects.
* @see CanBuildFrom
* @define mapCanBuildFromInfo
* The standard `CanBuildFrom` instance for `$Coll` objects.
* The created value is an instance of class `MapCanBuildFrom`.
* @see CanBuildFrom
* @see GenericCanBuildFrom
*/
abstract class MapFactory[CC[A, B] <: Map[A, B] with MapLike[A, B, CC[A, B]]] extends GenMapFactory[CC] {
def empty[A, B]: CC[A, B]
}