沒有明確引數的乾燥閉包
  def noParam = { 
      "I have $it"
  }
  def noParamCurry = noParam.curry(2)
  assert noParamCurry() == 'I have 2'
  def noParam = { 
      "I have $it"
  }
  def noParamCurry = noParam.curry(2)
  assert noParamCurry() == 'I have 2'