Print Scala class members fields with types

CaseClassToString.scala

object Implicits {
  implicit class CaseClassToString(c: AnyRef) {
    def toStringWithFields: String = {
      val fields = (Map[String, Any]() /: c.getClass.getDeclaredFields) { (a, f) =>
        f.setAccessible(true)
        a + (f.getName -> f.get(c))
      }

      s"${c.getClass.getName}(${fields.mkString(", ")})"
    }
  }
}