return "", err
	}
	return o.mapper.ResourceSingularizer(resource)
}

func (o *lazyObject) Reset() {
	o.lock.Lock()
	defer o.lock.Unlock()
	if o.loaded && o.err == nil {
		MaybeResetRESTMapper(o.mapper)
	}

	if len(allMappings) == 0 {
		return nil, &NoKindMatchError{GroupKind: gk, SearchedVersions: versions}
	}
	return allMappings, nil
}

func (m MultiRESTMapper) Reset() {
	for _, t := range m {
		MaybeResetRESTMapper(t)
	}

	return m.Delegate.KindsFor(partiallySpecifiedResource)
}

func (m PriorityRESTMapper) Reset() {
	MaybeResetRESTMapper(m.Delegate)