Basic input task

Build.scala

  val demo = inputKey[Unit]("A demo input task.")

  val demoTask = demo := {
    // get the result of parsing
    val args: String = trimmed(StringBasic).parsed
    // Here, we also use the value of the `scalaVersion` setting
    println("The current Scala version is " + scalaVersion.value)
    println("The arguments to demo were:")
    println(args)
  }