Function MetaNamespaceKeyFunc

tools/cache/store.go:76–88

MetaNamespaceKeyFunc is a convenient default KeyFunc which knows how to make keys for API objects which implement meta.Interface. The key uses the format <namespace>/<name> unless <namespace> is empty, then it's just <name>. TODO: replace key-as-string with a key-as-struct so that this packing/unpa

(obj interface{})

// TODO: replace key-as-string with a key-as-struct so that this
// packing/unpacking won't be necessary.
func MetaNamespaceKeyFunc(obj interface{}) (string, error) {
	if key, ok := obj.(ExplicitKey); ok {
		return string(key), nil
	}
	meta, err := meta.Accessor(obj)
	if err != nil {
		return "", fmt.Errorf("object has no meta: %v", err)
	}
	if len(meta.GetNamespace()) > 0 {
		return meta.GetNamespace() + "/" + meta.GetName(), nil
	}
	return meta.GetName(), nil
}

// SplitMetaNamespaceKey returns the namespace and name that
// MetaNamespaceKeyFunc encoded into key.