gistfile1.txt

import reflect.Manifest
import Manifest._

object CucumberScalaDsl extends Application {

  def genValue(theType: String): Any =
    theType match {
      case "int" => 5
      case "long" => 123456789L
      case "java.lang.String" => "belly"
    }

  // Uses experimental Manifest type, provided by the compiler
  def Given[T](name: String)(proc: T)(implicit m: scala.reflect.Manifest[T]) {
    val func1 = """scala.Function1\[([^ ,]+).+\]""".r
    val func2 = """scala.Function2\[([^ ,]+), ([^ ,]+).+\]""".r
  
    m.toString match {
      case func1(t1) => proc.asInstanceOf[Any => _](genValue(t1))
      case func2(t1, t2) => proc.asInstanceOf[(Any, Any) => _](genValue(t1), genValue(t2))
      case _ => println("No test defined for type " + m.toString)
    }
  }

  Given("I have (\\d+) cukes in my (.*)") ( (cukes: Int, where: String) =>
    println("You have " + cukes + " cukes in your " + where) )
 
  Given("I have (\\d+) cukes in my (.*)") ( (cukes: Long, where: String) =>
    println("You have " + cukes + " cukes in your " + where) )
 
  Given("my name is (.*)") ( (name: String) =>
    println("Your name is " + name) )
 
}