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22 lines
364 B
Go
22 lines
364 B
Go
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// compile
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// Copyright 2022 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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type Set[T comparable] map[T]struct{}
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func (s Set[T]) Add() Set[T] {
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return s
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}
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func (s Set[T]) Copy() Set[T] {
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return Set[T].Add(s)
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}
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func main() {
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_ = Set[int]{42: {}}
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}
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