diff options
Diffstat (limited to 'test/typeparam/typeswitch2.go')
-rw-r--r-- | test/typeparam/typeswitch2.go | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/typeparam/typeswitch2.go b/test/typeparam/typeswitch2.go new file mode 100644 index 0000000..286002a --- /dev/null +++ b/test/typeparam/typeswitch2.go @@ -0,0 +1,35 @@ +// 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 + +import "fmt" + +func f[T any](i interface{}) { + switch x := i.(type) { + case T: + fmt.Println("T", x) + case int: + fmt.Println("int", x) + case int32, int16: + fmt.Println("int32/int16", x) + case struct{ a, b T }: + fmt.Println("struct{T,T}", x.a, x.b) + default: + fmt.Println("other", x) + } +} +func main() { + f[float64](float64(6)) + f[float64](int(7)) + f[float64](int32(8)) + f[float64](struct{ a, b float64 }{a: 1, b: 2}) + f[float64](int8(9)) + f[int32](int32(7)) + f[int](int32(7)) + f[any](int(10)) + f[interface{ M() }](int(11)) +} |