go issue19040 源码
golang issue19040 代码
文件路径：/test/fixedbugs/issue19040.go
// run
// Copyright 2017 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.
// Check the text of the panic that comes from
// a nil pointer passed to automatically generated method wrapper.
package main
import "fmt"
type T int
type I interface {
F()
}
func (t T) F() {}
var (
t *T
i I = t
)
func main() {
defer func() {
got := recover().(error).Error()
want := "value method main.T.F called using nil *T pointer"
if got != want {
fmt.Printf("panicwrap error text:\n\t%q\nwant:\n\t%q\n", got, want)
}
}()
i.F()
}
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