Scala example source code file (ReducerOps.scala)

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Java - Scala tags/keywords

anyval, reducer, toreducerops

The ReducerOps.scala Scala example source code

package scalaz
package syntax

final class ReducerOps[A](val self: A) extends AnyVal {
  /** Convert the value into a monoid */
  def unit[M](implicit r: Reducer[A,M]): M = r.unit(self)

  /** Append the value to a monoid for use in left-to-right reduction */
  def snoc[C](c: C)(implicit r: Reducer[C,A]): A = r.snoc(self, c)

  /** Prepend the value to a monoid for use in right-to-left reduction */
  def cons[M](m: M)(implicit r: Reducer[A,M]): M = r.cons(self, m)
}

trait ToReducerOps {
  implicit def ToReducerOps[A](a: A) = new ReducerOps(a)
}