Scala example source code file (depmet_implicit_tpbetareduce.scala)

This example Scala source code file (depmet_implicit_tpbetareduce.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

accumulator, accumulator, hoseq, hoseq, iterable, iterable, list, list

The Scala depmet_implicit_tpbetareduce.scala source code

trait HOSeq {
  trait Accumulator[+coll[x], elT]
  trait Iterable[+t] {
    type m[+x] 
    def accumulator[t]: Accumulator[m, t]
  }
  implicit def listAccumulator[elT]: Accumulator[List, elT] = new Accumulator[List, elT] {}  
  trait List[+t] extends Iterable[t] {
    type m[+x] = List[x]
    def accumulator[t]: Accumulator[List, t] = listAccumulator[t]
  }
}