Unitype scala! woo!

scala.scala

object Unitype {
  implicit def objectToBool(obj: AnyRef): Boolean = obj != null

  implicit def noneToBool(none: Option[Nothing]): Boolean = false

  implicit def optToBool[T](opt: Option[T]): Boolean = opt.isDefined

  trait Unityper[To, From] {
    def convert: To
  }

  implicit class StrToBoolUnityper(string: String) extends Unityper[Boolean, String] {
    def convert = string != "" && string != "0" && string != null
  }

  implicit class NumToBoolUnityper(num: Int) extends Unityper[Boolean, Int] {
    def convert = num != 0
  }

  implicit class BoolToNumUnityper(bool: Boolean) extends Unityper[Int, Boolean] {
    def convert = if(bool) 1 else 0
  }

  implicit class BoolUnwrapper(opt: Option[Boolean]) extends Unityper[Boolean, Option[Boolean]] {
    def convert: Boolean = opt.getOrElse(false)
  }

  implicit class StringUnwrapper(opt: Option[String]) extends Unityper[String, Option[String]] {
    def convert: String = opt.getOrElse("")
  }

  implicit class OptionUnwrapper[T](obj: Option[T]) extends Unityper[AnyRef, Option[T]] {
    def convert: T = obj.get
  }

  implicit class OptionWrapper[T](obj: T) extends Unityper[AnyRef, Option[T]] {
    def convert: Option[T] = if(obj == null) None else Some(obj)
  }

  implicit class OptionAnyValUnityper(opt: Option[AnyVal]) extends Unityper[AnyVal, Option[AnyVal]] {
    def convert: AnyVal = opt.getOrElse(0)
  }

  implicit class NumOptionToBoolUnityper(opt: Option[Int]) extends Unityper[Boolean, Option[Int]] {
    def convert = opt.isDefined && opt.get != 0
  }
  implicit class BoolToIntOptionUnityper(bool: Boolean) extends Unityper[Option[Int], Boolean] {
    def convert = if(bool) Some(1) else None
  }


  implicit def convert[T,U](t: T)(implicit unityperTrait: Unityper[U,T]): U = unityperTrait.convert


  implicit class UnityperEq[T](obj: T) {
    def ===(thing: T) = obj == thing
    def !==(thing: T) = obj != thing
  }

}
import Unitype._

5 === false
//Some(0) === false
false === None
true === None
true === Some(1)
true === Some(0)
false === Some(0)
Some("what") === false

It's not yet complete! Please contribute! We may yet convert the javascripters, haskellers, phpers, all unitypers! Also improve (make worse) if you can!