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Standard library for the Scala Programming Language
/* __ *\
** ________ ___ / / ___ Scala API **
** / __/ __// _ | / / / _ | (c) 2002-2013, LAMP/EPFL **
** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ **
** /____/\___/_/ |_/____/_/ | | **
** |/ **
\* */
package scala
/** A common supertype for companions of specializable types.
* Should not be extended in user code.
*/
trait Specializable extends SpecializableCompanion
object Specializable {
// No type parameter in @specialized annotation.
trait SpecializedGroup { }
// Smuggle a list of types by way of a tuple upon which Group is parameterized.
class Group[T >: Null](value: T) extends SpecializedGroup { }
final val Primitives = new Group((Byte, Short, Int, Long, Char, Float, Double, Boolean, Unit))
final val Everything = new Group((Byte, Short, Int, Long, Char, Float, Double, Boolean, Unit, AnyRef))
final val Bits32AndUp = new Group((Int, Long, Float, Double))
final val Integral = new Group((Byte, Short, Int, Long, Char))
final val AllNumeric = new Group((Byte, Short, Int, Long, Char, Float, Double))
final val BestOfBreed = new Group((Int, Double, Boolean, Unit, AnyRef))
}