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

// Merge merges the src message into dst.
// This assumes that dst and src of the same type and are non-nil.
func (a *InternalMessageInfo) Merge(dst, src Message) { … }

type mergeInfo …

type mergeFieldInfo …

var mergeInfoMap …

var mergeInfoLock …

func getMergeInfo(t reflect.Type) *mergeInfo { … }

// merge merges src into dst assuming they are both of type *mi.typ.
func (mi *mergeInfo) merge(dst, src pointer) { … }

func (mi *mergeInfo) computeMergeInfo() { … }