1 // Copyright 2013 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 package a 6 7 type I interface { 8 F() 9 } 10 11 type foo1 []byte 12 type foo2 []rune 13 type foo3 []uint8 14 type foo4 []int32 15 type foo5 string 16 type foo6 string 17 type foo7 string 18 type foo8 string 19 type foo9 string 20 21 func (f foo1) F() { return } 22 func (f foo2) F() { return } 23 func (f foo3) F() { return } 24 func (f foo4) F() { return } 25 func (f foo5) F() { return } 26 func (f foo6) F() { return } 27 func (f foo7) F() { return } 28 func (f foo8) F() { return } 29 func (f foo9) F() { return } 30 31 func Test1(s string) I { return foo1(s) } 32 func Test2(s string) I { return foo2(s) } 33 func Test3(s string) I { return foo3(s) } 34 func Test4(s string) I { return foo4(s) } 35 func Test5(s []byte) I { return foo5(s) } 36 func Test6(s []rune) I { return foo6(s) } 37 func Test7(s []uint8) I { return foo7(s) } 38 func Test8(s []int32) I { return foo8(s) } 39 func Test9(s int) I { return foo9(s) } 40 41 type bar map[int]int 42 43 func (b bar) F() { return } 44 45 func TestBar() I { return bar{1: 2} } 46 47 type baz int 48 49 func IsBaz(x interface{}) bool { _, ok := x.(baz); return ok } 50 51 type baz2 int 52 53 func IsBaz2(x interface{}) bool { 54 switch x.(type) { 55 case baz2: 56 return true 57 default: 58 return false 59 } 60 } 61
