scala.collection.immutable.LinearSeq.scala Maven / Gradle / Ivy
/*
* Scala (https://www.scala-lang.org)
*
* Copyright EPFL and Lightbend, Inc.
*
* Licensed under Apache License 2.0
* (http://www.apache.org/licenses/LICENSE-2.0).
*
* See the NOTICE file distributed with this work for
* additional information regarding copyright ownership.
*/
package scala
package collection
package immutable
import generic._
import mutable.Builder
/** A subtrait of `collection.LinearSeq` which represents sequences that
* are guaranteed immutable.
* $linearSeqInfo
*/
trait LinearSeq[+A] extends Seq[A]
with scala.collection.LinearSeq[A]
with GenericTraversableTemplate[A, LinearSeq]
with LinearSeqLike[A, LinearSeq[A]] {
override def companion: GenericCompanion[LinearSeq] = LinearSeq
override def seq: LinearSeq[A] = this
}
/** $factoryInfo
* The current default implementation of a $Coll is a `List`.
* @define coll immutable linear sequence
* @define Coll `immutable.LinearSeq`
*/
object LinearSeq extends SeqFactory[LinearSeq] {
implicit def canBuildFrom[A]: CanBuildFrom[Coll, A, LinearSeq[A]] = ReusableCBF.asInstanceOf[GenericCanBuildFrom[A]]
def newBuilder[A]: Builder[A, LinearSeq[A]] = new mutable.ListBuffer
}