Method run

redis.go:294–314

run invokes all registered callbacks in registration order and returns the first non-nil error encountered. All callbacks are executed even if an earlier one returns an error.

()

// the first non-nil error encountered. All callbacks are executed even if
// an earlier one returns an error.
func (h *onCloseHooks) run() error {
	if h == nil {
		return nil
	}
	h.mu.Lock()
	fns := make([]func() error, 0, len(h.order))
	for _, id := range h.order {
		if fn := h.hooks[id]; fn != nil {
			fns = append(fns, fn)
		}
	}
	h.mu.Unlock()

	var firstErr error
	for _, fn := range fns {
		if err := fn(); err != nil && firstErr == nil {
			firstErr = err
		}
	}
	return firstErr
}

type baseClient struct {
	opt        *Options