File: sabin2.scala

package info (click to toggle)
scala 2.7.7.dfsg-4
  • links: PTS, VCS
  • area: main
  • in suites: squeeze
  • size: 75,804 kB
  • ctags: 1,852
  • sloc: java: 7,762; xml: 6,608; sh: 1,723; cs: 158; makefile: 9; ansic: 6
file content (23 lines) | stat: -rw-r--r-- 476 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
object Test extends Application
 {
   abstract class Base {
     type T
     var x: T = _
     class Inner {
       def set(y: T) = x = y
       def get() = x
       def print() = println("Hello world")
     }
   }

   object IntBase extends Base { type T = Int }
   object StringBase extends Base { type T = String }

   val a : Base#Inner = new IntBase.Inner
   val b : Base#Inner = new StringBase.Inner

   a.print() // OK
   b.print() // OK

   a.set(b.get()) // Error
 }