def unsafePresent()

in core/src/main/scala/com/spotify/featran/FeatureSpec.scala [259:282]


  def unsafePresent(b: Option[Any]): Option[C] =
    b.asInstanceOf[Option[B]].map(transformer.aggregator.present)

  // Option[C] => Int
  def unsafeFeatureDimension(c: Option[Any]): Int =
    transformer.optFeatureDimension(c.asInstanceOf[Option[C]])

  // Option[C] => Array[String]
  def unsafeFeatureNames(c: Option[Any]): Seq[String] =
    transformer.optFeatureNames(c.asInstanceOf[Option[C]])

  // (Option[A], Option[C], FeatureBuilder[F])
  def unsafeBuildFeatures(a: Option[Any], c: Option[Any], fb: FeatureBuilder[_]): Unit =
    transformer.optBuildFeatures(a.asInstanceOf[Option[A]], c.asInstanceOf[Option[C]], fb)

  // Option[C]
  def unsafeSettings(c: Option[Any]): Settings =
    transformer.settings(c.asInstanceOf[Option[C]])
}

private class FeatureSet[T](
  private[featran] val features: Array[Feature[T, _, _, _]],
  private[featran] val crossings: Crossings
) extends Serializable {