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Scala example source code file (tailrec-3.scala)

This example Scala source code file (tailrec-3.scala) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Scala tags/keywords

boolean, boolean, list, list, nil, nil, test, test

The Scala tailrec-3.scala source code

import annotation.tailrec

object Test {
  @tailrec private def quux(xs: List[String]): List[String] = quux(quux(xs))
  @tailrec private def quux2(xs: List[String]): List[String] = xs match {
    case x1 :: x2 :: rest => quux2(x1 :: quux2(rest))
    case _                => Nil
  }
  @tailrec private def quux3(xs: List[String]): Boolean = xs match {
    case x :: xs if quux3(List("abc"))  => quux3(xs)
    case _                              => false
  }
}

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