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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
commit | 43a123c1ae6613b3efeed291fa552ecd909d3acf (patch) | |
tree | fd92518b7024bc74031f78a1cf9e454b65e73665 /test/typeparam/min.go | |
parent | Initial commit. (diff) | |
download | golang-1.20-upstream.tar.xz golang-1.20-upstream.zip |
Adding upstream version 1.20.14.upstream/1.20.14upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/typeparam/min.go')
-rw-r--r-- | test/typeparam/min.go | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/test/typeparam/min.go b/test/typeparam/min.go new file mode 100644 index 0000000..a922450 --- /dev/null +++ b/test/typeparam/min.go @@ -0,0 +1,50 @@ +// 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" +) + +type Ordered interface { + ~int | ~int64 | ~float64 | ~string +} + +func min[T Ordered](x, y T) T { + if x < y { + return x + } + return y +} + +func main() { + const want = 2 + if got := min[int](2, 3); got != want { + panic(fmt.Sprintf("got %d, want %d", got, want)) + } + + if got := min(2, 3); got != want { + panic(fmt.Sprintf("want %d, got %d", want, got)) + } + + if got := min[float64](3.5, 2.0); got != want { + panic(fmt.Sprintf("got %d, want %d", got, want)) + } + + if got := min(3.5, 2.0); got != want { + panic(fmt.Sprintf("got %d, want %d", got, want)) + } + + const want2 = "ay" + if got := min[string]("bb", "ay"); got != want2 { + panic(fmt.Sprintf("got %d, want %d", got, want2)) + } + + if got := min("bb", "ay"); got != want2 { + panic(fmt.Sprintf("got %d, want %d", got, want2)) + } +} |