mirror of
https://github.com/golang/go
synced 2024-11-21 15:14:43 -07:00
4f61fc96b2
The ken directory is untouched so we have some examples with explicit semis. R=gri CC=golang-dev https://golang.org/cl/2157041
71 lines
1.4 KiB
Go
71 lines
1.4 KiB
Go
// $G $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
|
|
|
|
type T struct { i int; f float; s string; next *T }
|
|
|
|
type R struct { num int }
|
|
|
|
func itor(a int) *R {
|
|
r := new(R)
|
|
r.num = a
|
|
return r
|
|
}
|
|
|
|
func eq(a []*R) {
|
|
for i := 0; i < len(a); i++ {
|
|
if a[i].num != i { panic("bad") }
|
|
}
|
|
}
|
|
|
|
type P struct { a, b int }
|
|
func NewP(a, b int) *P {
|
|
return &P{a, b}
|
|
}
|
|
|
|
func main() {
|
|
var t T
|
|
t = T{0, 7.2, "hi", &t}
|
|
|
|
var tp *T
|
|
tp = &T{0, 7.2, "hi", &t}
|
|
|
|
a1 := []int{1,2,3}
|
|
if len(a1) != 3 { panic("a1") }
|
|
a2 := [10]int{1,2,3}
|
|
if len(a2) != 10 || cap(a2) != 10 { panic("a2") }
|
|
|
|
a3 := [10]int{1,2,3,}
|
|
if len(a3) != 10 || a2[3] != 0 { panic("a3") }
|
|
|
|
var oai []int
|
|
oai = []int{1,2,3}
|
|
if len(oai) != 3 { panic("oai") }
|
|
|
|
at := [...]*T{&t, tp, &t}
|
|
if len(at) != 3 { panic("at") }
|
|
|
|
c := make(chan int)
|
|
ac := []chan int{c, c, c}
|
|
if len(ac) != 3 { panic("ac") }
|
|
|
|
aat := [][len(at)]*T{at, at}
|
|
if len(aat) != 2 || len(aat[1]) != 3 { panic("aat") }
|
|
|
|
s := string([]byte{'h', 'e', 'l', 'l', 'o'})
|
|
if s != "hello" { panic("s") }
|
|
|
|
m := map[string]float{"one":1.0, "two":2.0, "pi":22./7.}
|
|
if len(m) != 3 { panic("m") }
|
|
|
|
eq([]*R{itor(0), itor(1), itor(2), itor(3), itor(4), itor(5)})
|
|
|
|
p1 := NewP(1, 2)
|
|
p2 := NewP(1, 2)
|
|
if p1 == p2 { panic("NewP") }
|
|
}
|