gistfile1.txt

watchChan := make(chan *etcd.Response)
stopChan := make(chan bool)
go onConfigChange(watchChan, stopChan)
c.Watch("/test", 0, false, watchChan, stopChan)

func onConfigChange(watchChan chan *etcd.Response, stopChan chan bool) {
  for {
    select {
      case response, ok := <-watchChan:
      if !ok {
        log.Fatalf("Watch chan closed?")
        continue
      }
      // Handle config change...
    }
  }
}