kubernetes/vendor/github.com/gogo/protobuf/proto/clone.go

// Clone returns a deep copy of a protocol buffer.
func Clone(src Message) Message { … }

type Merger …

type generatedMerger …

// Merge merges src into dst.
// Required and optional fields that are set in src will be set to that value in dst.
// Elements of repeated fields will be appended.
// Merge panics if src and dst are not the same type, or if dst is nil.
func Merge(dst, src Message) { … }

func mergeStruct(out, in reflect.Value) { … }

// mergeAny performs a merge between two values of the same type.
// viaPtr indicates whether the values were indirected through a pointer (implying proto2).
// prop is set if this is a struct field (it may be nil).
func mergeAny(out, in reflect.Value, viaPtr bool, prop *Properties) { … }

func mergeExtension(out, in map[int32]Extension) { … }