nullary_poly.scala

来自「JAVA 语言的函数式编程扩展」· SCALA 代码 · 共 10 行

// test polymorphic nullary method calls
class A {
  // built-in
  synchronized {}
  
  val x: String = "a".asInstanceOf[String]
  
  // user-defined:
  def polyNullary[T]: List[T] = Nil
}