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32 lines
556 B
Go
32 lines
556 B
Go
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// compile -G=3
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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 p
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type RC[RG any] interface {
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~[]RG
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}
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type Fn[RCT RC[RG], RG any] func(RCT)
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type F[RCT RC[RG], RG any] interface {
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Fn() Fn[RCT]
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}
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type concreteF[RCT RC[RG], RG any] struct {
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makeFn func() Fn[RCT]
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}
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func (c *concreteF[RCT, RG]) Fn() Fn[RCT] {
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return c.makeFn()
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}
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func NewConcrete[RCT RC[RG], RG any](Rc RCT) F[RCT] {
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return &concreteF[RCT]{
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makeFn: nil,
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}
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}
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