kubernetes/vendor/google.golang.org/protobuf/internal/impl/codec_extension.go

type extensionFieldInfo …

func getExtensionFieldInfo(xt protoreflect.ExtensionType) *extensionFieldInfo { … }

func makeExtensionFieldInfo(xd protoreflect.ExtensionDescriptor) *extensionFieldInfo { … }

type lazyExtensionValue …

type ExtensionField …

func (f *ExtensionField) appendLazyBytes(xt protoreflect.ExtensionType, xi *extensionFieldInfo, num protowire.Number, wtyp protowire.Type, b []byte) { … }

func (f *ExtensionField) canLazy(xt protoreflect.ExtensionType) bool { … }

// isUnexpandedLazy returns true if the ExensionField is lazy and not
// yet expanded, which means it's present and already checked for
// initialized required fields.
func (f *ExtensionField) isUnexpandedLazy() bool { … }

// lazyBuffer retrieves the buffer for a lazy extension if it's not yet expanded.
//
// The returned buffer has to be kept over whatever operation we're planning,
// as re-retrieving it will fail after the message is lazily decoded.
func (f *ExtensionField) lazyBuffer() []byte { … }

func (f *ExtensionField) lazyInit() { … }

// Set sets the type and value of the extension field.
// This must not be called concurrently.
func (f *ExtensionField) Set(t protoreflect.ExtensionType, v protoreflect.Value) { … }

// SetLazy sets the type and a value that is to be lazily evaluated upon first use.
// This must not be called concurrently.
func (f *ExtensionField) SetLazy(t protoreflect.ExtensionType, fn func() protoreflect.Value) { … }

// Value returns the value of the extension field.
// This may be called concurrently.
func (f *ExtensionField) Value() protoreflect.Value { … }

// Type returns the type of the extension field.
// This may be called concurrently.
func (f ExtensionField) Type() protoreflect.ExtensionType { … }

// IsSet returns whether the extension field is set.
// This may be called concurrently.
func (f ExtensionField) IsSet() bool { … }

// IsLazy reports whether a field is lazily encoded.
// It is exported for testing.
func IsLazy(m protoreflect.Message, fd protoreflect.FieldDescriptor) bool { … }