go returntype 源码
golang returntype 代码
文件路径：/test/interface/returntype.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.
// Test interface methods with different return types are distinct.
package main
type S struct { a int }
type T struct { b string }
func (s *S) Name() int8 { return 1 }
func (t *T) Name() int64 { return 64 }
type I1 interface { Name() int8 }
type I2 interface { Name() int64 }
func main() {
shouldPanic(p1)
}
func p1() {
var i1 I1
var s *S
i1 = s
print(i1.(I2).Name())
}
func shouldPanic(f func()) {
defer func() {
if recover() == nil {
panic("function should panic")
}
}()
f()
}
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