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• 6.0.4
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• Elevation.scala

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scalaz.geo.Elevation.scala Maven / Gradle / Ivy

package scalaz
package geo

sealed trait Elevation {
  val value: Double
}

trait Elevations {
  def elevation(d: Double) = new Elevation {
    val value = d.abs
  }
}

object Elevation {
  import Scalaz._

  implicit def ElevationShow: Show[Elevation] = shows(_.value.shows + "m")

  implicit def ElevationEqual: Equal[Elevation] = equalBy(_.value)

  implicit def ElevationOrder: Order[Elevation] = orderBy(_.value)
}