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

// EnforceUTF8 reports whether to enforce strict UTF-8 validation.
func EnforceUTF8(fd protoreflect.FieldDescriptor) bool { … }

// GoCamelCase camel-cases a protobuf name for use as a Go identifier.
//
// If there is an interior underscore followed by a lower case letter,
// drop the underscore and convert the letter to upper case.
func GoCamelCase(s string) string { … }

// GoSanitized converts a string to a valid Go identifier.
func GoSanitized(s string) string { … }

// JSONCamelCase converts a snake_case identifier to a camelCase identifier,
// according to the protobuf JSON specification.
func JSONCamelCase(s string) string { … }

// JSONSnakeCase converts a camelCase identifier to a snake_case identifier,
// according to the protobuf JSON specification.
func JSONSnakeCase(s string) string { … }

// MapEntryName derives the name of the map entry message given the field name.
// See protoc v3.8.0: src/google/protobuf/descriptor.cc:254-276,6057
func MapEntryName(s string) string { … }

// EnumValueName derives the camel-cased enum value name.
// See protoc v3.8.0: src/google/protobuf/descriptor.cc:297-313
func EnumValueName(s string) string { … }

// TrimEnumPrefix trims the enum name prefix from an enum value name,
// where the prefix is all lowercase without underscores.
// See protoc v3.8.0: src/google/protobuf/descriptor.cc:330-375
func TrimEnumPrefix(s, prefix string) string { … }

func isASCIILower(c byte) bool { … }

func isASCIIUpper(c byte) bool { … }

func isASCIIDigit(c byte) bool { … }