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16 lines
180 B
Go
16 lines
180 B
Go
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package utils
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import "sync"
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type Once[T any] struct {
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once sync.Once
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value T
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}
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func (o *Once[T]) Do(f func() T) T {
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o.once.Do(func() {
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o.value = f()
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})
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return o.value
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}
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