gistfile1.scala

object OverloadSample {

  implicit class B2I(f: Boolean => Int)

  implicit class I2I(f: Int => Int)

  def foo(func: B2I): Unit = {
    println("test")
  }

  def foo(func: I2I): Unit = {
    println("test")
  }
  
  def main(args: Array[String]): Unit = {

    val test = (tf: Boolean) => 0
    foo(test)
  }
}