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
|
package main
import (
"net/http"
"net/http/httptest"
)
func main() {
var v1 interface{} = 1
var v2 interface{}
var v3 http.ResponseWriter = httptest.NewRecorder()
if r1, ok := v1.(string); ok {
_ = r1
println("unexpected")
}
if _, ok := v1.(string); ok {
println("unexpected")
}
if r2, ok := v2.(string); ok {
_ = r2
println("unexpected")
}
if _, ok := v2.(string); ok {
println("unexpected")
}
if r3, ok := v3.(http.Pusher); ok {
_ = r3
println("unexpected")
}
if _, ok := v3.(http.Pusher); ok {
println("unexpected")
}
println("bye")
}
// Output:
// bye
|
