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package scalax.collection.generic
import annotation.unchecked.uncheckedVariance
trait EmptyIterableFactory[CC[+A] <: Iterable[A] with IterableTemplate[CC, A @uncheckedVariance]] extends IterableFactory[CC] {
/** The empty collection of type CC */
val empty: CC[Nothing]
/** An override of newBuilder, to work off the empty object */
override protected def newBuilder[A]: Builder[CC, A] =
empty.newBuilder[A]
/** Create CC collection of specified elements */
override def apply[A](args: A*): CC[A] =
empty ++ args.asInstanceOf[Iterable[A]]
}
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