FunctionXXL

gistfile1.txt

class C {
  def fun23(f: (Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int, Int) => Int) = {}
}

object C {
  def main(args: Array[String]): Unit = {
    classOf[C].getMethod("fun23", classOf[FunctionXXL]).getGenericParameterTypes
  }
}