go typeswitch7 源码
golang typeswitch7 代码
文件路径：/test/typeparam/typeswitch7.go
// run
// Copyright 2021 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
func f[T any](i interface{foo()}) {
switch i.(type) {
case interface{bar() T}:
println("barT")
case myint:
println("myint")
case myfloat:
println("myfloat")
default:
println("other")
}
}
type myint int
func (myint) foo() {
}
func (x myint) bar() int {
return int(x)
}
type myfloat float64
func (myfloat) foo() {
}
func main() {
f[int](nil)
f[int](myint(6))
f[int](myfloat(7))
}
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