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None of the current generic type switch test cases exercise type switches where the instantiated case is an interface type. Change-Id: I9272fa61b8dde1fe1a3702d524d4f40253ef19b2 Reviewed-on: https://go-review.googlesource.com/c/go/+/390354 Trust: Matthew Dempsky <mdempsky@google.com> Run-TryBot: Matthew Dempsky <mdempsky@google.com> TryBot-Result: Gopher Robot <gobot@golang.org> Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
33 lines
648 B
Go
33 lines
648 B
Go
// run
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// Copyright 2021 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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func f[T any](i interface{}) {
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switch i.(type) {
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case T:
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println("T")
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case int:
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println("int")
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case int32, int16:
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println("int32/int16")
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case struct{ a, b T }:
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println("struct{T,T}")
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default:
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println("other")
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}
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}
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func main() {
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f[float64](float64(6))
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f[float64](int(7))
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f[float64](int32(8))
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f[float64](struct{ a, b float64 }{a: 1, b: 2})
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f[float64](int8(9))
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f[int32](int32(7))
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f[int](int32(7))
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f[any](int(10))
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f[interface{ M() }](int(11))
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}
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