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50 lines
935 B
Go
50 lines
935 B
Go
package suture
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import "fmt"
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type Incrementor struct {
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current int
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next chan int
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stop chan bool
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}
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func (i *Incrementor) Stop() {
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fmt.Println("Stopping the service")
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i.stop <- true
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}
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func (i *Incrementor) Serve() {
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for {
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select {
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case i.next <- i.current:
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i.current++
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case <-i.stop:
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// We sync here just to guarantee the output of "Stopping the service",
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// so this passes the test reliably.
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// Most services would simply "return" here.
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i.stop <- true
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return
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}
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}
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}
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func ExampleNew_simple() {
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supervisor := NewSimple("Supervisor")
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service := &Incrementor{0, make(chan int), make(chan bool)}
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supervisor.Add(service)
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supervisor.ServeBackground()
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fmt.Println("Got:", <-service.next)
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fmt.Println("Got:", <-service.next)
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supervisor.Stop()
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// We sync here just to guarantee the output of "Stopping the service"
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<-service.stop
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// Output:
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// Got: 0
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// Got: 1
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// Stopping the service
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}
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