mirror of
https://github.com/golang/go
synced 2024-11-23 05:30:07 -07:00
0b477ef17e
X ,s;^// \$G (\$D/)?\$F\.go *$;// compile;g X ,s;^// \$G (\$D/)?\$F\.go && \$L \$F\.\$A *$;// build;g X ,s;^// \$G (\$D/)?\$F\.go && \$L \$F\.\$A && \./\$A\.out *$;// run;g X ,s;^// errchk \$G( -e)? (\$D/)?\$F\.go *$;// errorcheck;g R=golang-dev, bradfitz CC=golang-dev https://golang.org/cl/5656082
85 lines
1.2 KiB
Go
85 lines
1.2 KiB
Go
// run
|
|
|
|
// 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
|
|
|
|
import "fmt"
|
|
|
|
type Element interface {
|
|
}
|
|
|
|
type Vector struct {
|
|
nelem int
|
|
elem []Element
|
|
}
|
|
|
|
func New() *Vector {
|
|
v := new(Vector)
|
|
v.nelem = 0
|
|
v.elem = make([]Element, 10)
|
|
return v
|
|
}
|
|
|
|
func (v *Vector) At(i int) Element {
|
|
return v.elem[i]
|
|
}
|
|
|
|
func (v *Vector) Insert(e Element) {
|
|
v.elem[v.nelem] = e
|
|
v.nelem++
|
|
}
|
|
|
|
func main() {
|
|
type I struct{ val int }
|
|
i0 := new(I)
|
|
i0.val = 0
|
|
i1 := new(I)
|
|
i1.val = 11
|
|
i2 := new(I)
|
|
i2.val = 222
|
|
i3 := new(I)
|
|
i3.val = 3333
|
|
i4 := new(I)
|
|
i4.val = 44444
|
|
v := New()
|
|
r := "hi\n"
|
|
v.Insert(i4)
|
|
v.Insert(i3)
|
|
v.Insert(i2)
|
|
v.Insert(i1)
|
|
v.Insert(i0)
|
|
for i := 0; i < v.nelem; i++ {
|
|
var x *I
|
|
x = v.At(i).(*I)
|
|
r += fmt.Sprintln(i, x.val) // prints correct list
|
|
}
|
|
for i := 0; i < v.nelem; i++ {
|
|
r += fmt.Sprintln(i, v.At(i).(*I).val)
|
|
}
|
|
expect := `hi
|
|
0 44444
|
|
1 3333
|
|
2 222
|
|
3 11
|
|
4 0
|
|
0 44444
|
|
1 3333
|
|
2 222
|
|
3 11
|
|
4 0
|
|
`
|
|
if r != expect {
|
|
panic(r)
|
|
}
|
|
}
|
|
|
|
/*
|
|
bug027.go:50: illegal types for operand
|
|
(<Element>I{}) CONV (<I>{})
|
|
bug027.go:50: illegal types for operand
|
|
(<Element>I{}) CONV (<I>{})
|
|
*/
|