diff options
Diffstat (limited to 'test/typeparam/typeswitch7.go')
-rw-r--r-- | test/typeparam/typeswitch7.go | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/test/typeparam/typeswitch7.go b/test/typeparam/typeswitch7.go new file mode 100644 index 0000000..067bed7 --- /dev/null +++ b/test/typeparam/typeswitch7.go @@ -0,0 +1,37 @@ +// 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)) +} |