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
|
// $G $D/$F.go && $L $F.$A && ./$A.out
// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
var c = make(chan int);
func check(a []int) {
for i := 0; i < len(a); i++ {
n := <-c;
if n != a[i] {
panicln("want", a[i], "got", n, "at", i);
}
}
}
func f() {
var i, j int;
i = 1;
j = 2;
f := func() {
c <- i;
i = 4;
g := func() {
c <- i;
c <- j;
};
g();
c <- i;
};
j = 5;
f();
}
// Accumulator generator
func accum(n int) (func(int) int) {
return func(i int) int {
n += i;
return n;
}
}
func g(a, b func(int) int) {
c <- a(2);
c <- b(3);
c <- a(4);
c <- b(5);
}
func h() {
var x8 byte = 100;
var x64 int64 = 200;
c <- int(x8);
c <- int(x64);
f := func(z int) {
g := func() {
c <- int(x8);
c <- int(x64);
c <- z;
};
g();
c <- int(x8);
c <- int(x64);
c <- int(z);
};
x8 = 101;
x64 = 201;
f(500);
}
func main() {
go f();
check([]int{1,4,5,4});
a := accum(0);
b := accum(1);
go g(a, b);
check([]int{2,4,6,9});
go h();
check([]int{100,200,101,201,500,101,201,500});
}
|
