// addSpider adds a spider.Spider to the list of spiders.
func (bs *BasicScheduler) addSpider(s spider.Spider, schedule spider.SpiderScheduler, baseCtx *spider.Context) (spider.Spider, error) {
bs.Lock()
defer bs.Unlock()
bs.schedules[s] = schedule
ctx, err := s.Setup(baseCtx)
if err != nil {
return nil, err
}
bs.contexts[s] = ctx
return s, nil
}
func (bs *BasicScheduler) spin(s spider.Spider, baseCtx *spider.Context, errChan chan error) {
if err := s.Spin(baseCtx); err != nil {
errChan <- err
}
}