24 lines
298 B
Go
24 lines
298 B
Go
package stopOnce
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import "sync"
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type Stopper struct {
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ch chan struct{}
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once sync.Once
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}
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func New() *Stopper {
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s := Stopper{}
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s.ch = make(chan struct{})
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return &s
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}
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func (s Stopper) Chan() <-chan struct{} {
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return s.ch
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}
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func (s Stopper) Stop() {
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s.once.Do(func() {
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close(s.ch)
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})
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}
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