scopes.check

来自「JAVA 语言的函数式编程扩展」· CHECK 代码 · 共 31 行

scopes.scala:1: error: x is already defined as value x
case class test0(x: int, x: float)
                         ^
scopes.scala:5: error: t is already defined as type t
  type t = float
       ^
scopes.scala:7: error: x is already defined as value x
  val x: float = .0f;
      ^
scopes.scala:10: error: y is already defined as value y
    val y: float = .0f
        ^
scopes.scala:13: error: x is already defined as value x
  def f1(x: int, x: float) = x
                 ^
scopes.scala:14: error: y is already defined as value y
  def f2(x: int)(y: int, y: float) = x + y
                         ^
scopes.scala:15: error: x is already defined as value x
  val closure = (x: int, x: float) => x
                         ^
scopes.scala:17: error: x is already defined as value x
    case x::x => x
            ^
scopes.scala:1: error: type mismatch;
 found   : float
 required: int
case class test0(x: int, x: float)
           ^
9 errors found