Scalaz solutions for scala warts

Awesomez.scala

import scalaz._
import Scalaz._

// Option#getOrElse is ugly
val two = None | 2

// if else & bool match are ugly
val three = true.fold(t = 3, f = 0)

// nested method calls can become ugly & hard to read
scala> def dub(i: Int) = i * 2
scala> def trip(i: Int) = i * 3
// ugly!
scala> trip(trip(dub(1)))
res2: Int = 18
// awesome! 
scala> 1 |> dub |> trip |> trip
res3: Int = 18