kubernetes/vendor/go.etcd.io/etcd/server/v3/etcdserver/api/membership/errors.go

var ErrIDRemoved …

var ErrIDExists …

var ErrIDNotFound …

var ErrPeerURLexists …

var ErrMemberNotLearner …

var ErrTooManyLearners …

func isKeyNotFound(err error) bool { … }