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25 lines
451 B
Go
25 lines
451 B
Go
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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 a
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import "sync"
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type Loader[K comparable, R any] struct {
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batch *LoaderBatch[K, R]
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}
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func (l *Loader[K, R]) Load() error {
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l.batch.f()
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return nil
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}
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type LoaderBatch[K comparable, R any] struct {
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once *sync.Once
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}
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func (b *LoaderBatch[K, R]) f() {
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b.once.Do(func() {})
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}
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