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• TupleSyntax.scala

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proptics.syntax.TupleSyntax.scala Maven / Gradle / Ivy

package proptics.syntax

trait TupleSyntax {
  implicit def tuple2TypeOps(tupleType: Tuple2.type): Tuple2TypeOps = Tuple2TypeOps(tupleType)
}

final case class Tuple2TypeOps(private val tupleType: Tuple2.type) extends AnyVal {
  /** fst convenience method for composition */
  def _1[A, B](pair: (A, B)): A = pair._1

  /** snd convenience method for composition */
  def _2[A, B](pair: (A, B)): B = pair._2

  /** swap convenience method for composition */
  def swap[A, B](pair: (A, B)): (B, A) = pair.swap
}