}

    public static VersionNumber parse(String versionString) {
        return DEFAULT_SCHEME.parse(versionString);
    }

    @Nullable
    private static String toLowerCase(@Nullable String string) {
        return string == null ? null : string.toLowerCase(Locale.ROOT);
    }

    public interface Scheme {
        VersionNumber parse(String value);

	"math/bits"
	"strconv"
	"strings"
)

var (
	errInvalidOID = errors.New("invalid oid")
)

// An OID represents an ASN.1 OBJECT IDENTIFIER.
type OID struct {
	der []byte
}

// ParseOID parses a Object Identifier string, represented by ASCII numbers separated by dots.
func ParseOID(oid string) (OID, error) {
	var o OID
	return o, o.unmarshalOIDText(oid)
}

func newOIDFromDER(der []byte) (OID, bool) {

type Use struct {
	Path       string // Use path of module.
	ModulePath string // Module path in the comment.
	Syntax     *Line
}

// ParseWork parses and returns a go.work file.
//
// file is the name of the file, used in positions and errors.
//
// data is the content of the file.
//
// fix is an optional function that canonicalizes module versions.

			return err
		}
		for k, v := range uclaims {
			if _, ok := claims[k]; !ok { // only add to claims not update it.
				claims[k] = v
			}
		}
	}
	return nil
}

// DiscoveryDoc - parses the output from openid-configuration
// for example https://accounts.google.com/.well-known/openid-configuration
type DiscoveryDoc struct {
	Issuer                           string   `json:"issuer,omitempty"`

// Checks if the device attribute is valid.
LogicalResult IsValidDeviceTypeOrEmpty(StringAttr attr);

using ParallelExecutionIdPairs =
    llvm::SmallVector<std::pair<std::string, std::string>, 8>;
// Parses the parallel execution attribute for `op` and fills `id_pairs` with
// the corresponding (group ID,branch ID) pairs.
// Returns `failure` if the attribute is malformed.
LogicalResult ParseParallelExecutionIds(Operation *op,

	if cs == "" || cs == "ALL" {
		return true
	}
	if !unicode.IsNumber(rune(cs[0])) && !unicode.IsLetter(rune(cs[0])) {
		// Not all of these are correct, but this is needed to support advanced cases like - and + operators
		// without needing to parse the full expression
		return true
	}
	return ValidCipherSuites.Contains(cs)
}

func IsValidECDHCurve(cs string) bool {
	if cs == "" {
		return true
	}

	// AddExtraUsage appends additional text to the end of the extra usage message.
	AddExtraUsage(eu string)

	// Parse initializes the flags with their values for this run
	// and returns the non-flag command line arguments.
	// If an unknown flag is encountered or there are no arguments,
	// Parse should call usage and return nil.
	Parse(usage func()) []string
}

// A Fetcher reads and returns the profile named by src. src can be a

// op holds the operation we are doing (prtx).
// verbose tells whether the 'v' option was specified.
var (
	op      rune
	verbose bool
)

// setOp parses the operation string (first argument).
func setOp(arg string) {
	// Recognize 'go tool pack grc' because that was the
	// formerly canonical way to build a new archive
	// from a set of input files. Accepting it keeps old

	AddExtraUsage(eu string)

	// Parse initializes the flags with their values for this run
	// and returns the non-flag command line arguments.
	// If an unknown flag is encountered or there are no arguments,
	// Parse should call usage and return nil.
	Parse(usage func()) []string
}

// A Fetcher reads and returns the profile named by src, using

// the media type value was found but there was an error parsing
// the optional parameters
var ErrInvalidMediaParameter = errors.New("mime: invalid media parameter")

// ParseMediaType parses a media type value and any optional
// parameters, per RFC 1521.  Media types are the values in
// Content-Type and Content-Disposition headers (RFC 2183).
// On success, ParseMediaType returns the media type converted