kubernetes/vendor/google.golang.org/protobuf/internal/strs/strings_unsafe_go121.go

// UnsafeString returns an unsafe string reference of b.
// The caller must treat the input slice as immutable.
//
// WARNING: Use carefully. The returned result must not leak to the end user
// unless the input slice is provably immutable.
func UnsafeString(b []byte) string { … }

// UnsafeBytes returns an unsafe bytes slice reference of s.
// The caller must treat returned slice as immutable.
//
// WARNING: Use carefully. The returned result must not leak to the end user.
func UnsafeBytes(s string) []byte { … }

type Builder …

// AppendFullName is equivalent to protoreflect.FullName.Append,
// but optimized for large batches where each name has a shared lifetime.
func (sb *Builder) AppendFullName(prefix protoreflect.FullName, name protoreflect.Name) protoreflect.FullName { … }

// MakeString is equivalent to string(b), but optimized for large batches
// with a shared lifetime.
func (sb *Builder) MakeString(b []byte) string { … }

func (sb *Builder) grow(n int) { … }

func (sb *Builder) last(n int) string { … }