class SeqFactory in scala.collection.generic

scala.collection.generic

class SeqFactory

[source: scala/collection/generic/SeqFactory.scala]

abstract class SeqFactory[CC]: extends TraversableFactory[CC]

A template for companion objects of Seq and subclasses thereof.

Since: 2.8

Direct Known Subclasses:: IndexedSeq, LinearSeq, Seq, IndexedSeq, LinearSeq, List, Seq, Stream, Vector, ArrayBuffer, Buffer, DoubleLinkedList, GenericArray, IndexedSeq, LinearSeq, LinkedList, ListBuffer, ResizableArray, Seq

Method Summary
`def`	unapplySeq [A](x : CC[A]) : Some[CC[A]] This method is called in a pattern match { case Seq(...) => }.

Methods inherited from TraversableFactory
concat, fill, fill, fill, fill, fill, tabulate, tabulate, tabulate, tabulate, tabulate, range, range, iterate

Methods inherited from GenericCompanion
newBuilder (abstract), empty, apply

Methods inherited from AnyRef
getClass, hashCode, equals, clone, toString, notify, notifyAll, wait, wait, wait, finalize, ==, !=, eq, ne, synchronized

Methods inherited from Any
==, !=, isInstanceOf, asInstanceOf

Method Details

def unapplySeq[A](x : CC[A]) : Some[CC[A]]

This method is called in a pattern match { case Seq(...) => }.

Parameters: x - the selector value
Returns: sequence wrapped in an option, if this is a Seq, otherwise none