kubernetes/vendor/google.golang.org/protobuf/proto/checkinit.go

// CheckInitialized returns an error if any required fields in m are not set.
func CheckInitialized(m Message) error { … }

// CheckInitialized returns an error if any required fields in m are not set.
func checkInitialized(m protoreflect.Message) error { … }

func checkInitializedSlow(m protoreflect.Message) error { … }