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// +build ignore
package main
import (
"context"
"errors"
"log"
"time"
"github.com/neonxp/rutina"
)
func main() {
// New instance with builtin context
r := rutina.New()
r = r.With(rutina.WithErrChan(), rutina.WithStdLogger())
r.Go(func(ctx context.Context) error {
<-time.After(1 * time.Second)
log.Println("Do something 1 second without errors and restart")
return nil
}, rutina.RestartIfDone, rutina.ShutdownIfError)
r.Go(func(ctx context.Context) error {
<-time.After(2 * time.Second)
log.Println("Do something 2 seconds without errors and do nothing")
return nil
}, rutina.DoNothingIfDone, rutina.ShutdownIfError)
r.Go(func(ctx context.Context) error {
<-time.After(3 * time.Second)
log.Println("Do something 3 seconds with error and restart")
return errors.New("Error #1!")
}, rutina.RestartIfError)
r.Go(func(ctx context.Context) error {
<-time.After(4 * time.Second)
log.Println("Do something 4 seconds with error and do nothing")
return errors.New("Error #2!")
}, rutina.DoNothingIfError)
r.Go(func(ctx context.Context) error {
<-time.After(10 * time.Second)
log.Println("Do something 10 seconds with error and close context")
return errors.New("Successfully shutdown at proper place")
}, rutina.ShutdownIfError)
r.Go(func(ctx context.Context) error {
for {
select {
case <-ctx.Done():
log.Println("Shutdown chan listener")
return nil
case err := <-r.Errors():
log.Printf("Error in chan: %v", err)
}
}
})
// OS signals subscriber
r.ListenOsSignals()
if err := r.Wait(); err != nil {
log.Fatal(err)
} else {
log.Println("Routines stopped but not correct")
}
}
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