1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
|
object test1 {
val o1 = new Object { override def toString = "ohone" }
val o2 = new Object { override def toString = "ohtwo" }
val t1 = new Tata("tieone")
val t2 = new Tata("tietwo")
class Tata(name: String) {
override def toString = name
def tatMe = "oy"
}
class Titi extends Tata("titi")
object Rec {
val a = 1
val b = 2
val c = "hey"
def d(x: AnyRef) = new Object { override def toString = "dee" }
def e(x: Tata) = new Tata("iei")
def f(x: Int) = x + 1
def g(x: Int) = { v = x }
def h(x: Unit) = new Object { override def toString = "eitch" }
def i(x: Array[Int]) = x(0)
def j(x: Array[AnyRef]) = x(0)
def k(x: Array[Char]) = x(0)
def l(x: Array[Unit]) = x(0)
def m(x: Array[String]) = x(0)
def n(x: Array[Tata]) = x(0)
def o: Array[Int] = Array(1, 2, 3)
def p: Array[AnyRef] = Array(o1, o2)
def q: Array[Char] = Array('1', '2')
def r: Array[Unit] = Array((), ())
def s: Array[String] = Array("one", "two")
def t: Array[Tata] = Array(t1, t2)
def u[T](f: T=>T, v:T): T = f(v)
var v = 4
var w = 11
val x = t1
val y: Tata = null
def z(t: Tata) = ()
}
type rt = Object {
val a: Int;
val c: String;
def d(x: AnyRef): AnyRef
def e(x: Tata): Tata
def f(x: Int): Int;
def h(x: Unit): AnyRef;
def i(x: Array[Int]): Int
def j(x: Array[AnyRef]): AnyRef
def k(x: Array[Char]): Char
def l(x: Array[Unit]): Unit
def m(x: Array[String]): String
def n(x: Array[Tata]): Tata
def o: Array[Int]
def p: Array[AnyRef]
def q: Array[Char]
def r: Array[Unit]
def s: Array[String]
def t: Array[Tata]
def u[T](f: T=>T, v:T): T
var v: Int
val y: Tata
}
def l (r: rt) {
println(" 1. " + r.c)
println(" 2. " + r.a + 1)
println(" 3. " + r.d(o1))
println(" 4. " + r.e(t1))
println(" 5. " + (r.f(4) + 1))
println(" 6. " + r.f(4) + 1)
println(" 7. " + r.f(r.a))
println(" 8. " + r.v)
r.v = r.v + 1
println("10. " + r.v)
println("11. " + r.h(()))
println("12. " + r.i(Array(1, 2, 3)))
println("13. " + r.j(Array(o1, o2)))
println("14. " + r.k(Array('1', '2')))
println("15. " + r.l(Array((), ())))
println("16. " + r.m(Array("one", "two")))
println("17. " + r.n(Array(t1, t2)))
println("18. " + (r.o(0) + 1))
println("19. " + (r.p(0).hashCode() > 0))
println("20. " + r.q(0))
println("21. " + r.r(0))
println("22. " + r.m(r.s))
println("23. " + r.t(0).tatMe)
println("24. " + r.u[Int](_+1,0))
println("25. " + r.y)
println("26. " + r.e(null))
}
/*def ma[T](r: Object{def e(x: T): T; val x: T}) {
println("30. " + r.e(r.x)) // static error
}*/
def mb(r: Object { def e[T](x: T): T }) {
println("31. " + r.e[Int](4)) // while this is ok
}
def m1(r: Object { def z(x: Tata): Unit }) {
println("32. " + r.z(new Titi)) // while this is ok
}
def m2[T](r: Object { def e(x: Tata): T; val x: Tata }) {
println("33. " + r.e(r.x)) // and this too
}
class Rec3[T] {
def e(x: T): T = x
}
def m3[T](r: Rec3[T], x: T) {
println("33. " + r.e(x)) // and this too
}
Rec.g(11)
this.l(Rec)
this.mb(new Object{def e[T](x: T): T = x})
this.m1(Rec)
this.m2[Tata](Rec)
this.m3[Tata](new Rec3[Tata], t1)
}
object test2 {
class C extends { def f() { println("1") } }
val x1 = new C
x1.f()
abstract class D extends { def f() }
val x2 = new D { def f() { println("2") } }
x2.f()
val x3 = new { def f() { println("3") } }
def run(x: { def f() }) { x.f() }
run(x3)
type T = { def f() }
val x4 = new AnyRef { def f() { println("4") } } // ok!
//val x4 = new T { def f() { println("4") } } // error! (bug #1241)
x4.f()
val x5: T = new { def f() { println("5") } }
x5.f()
}
object Test extends Application {
test1
test2
}
|
