import org.gradle.api.Named;

/**
 * Represents the usage of a configuration. Typical usages include compilation or runtime.
 * This interface allows the user to customize usages by implementing this interface.
 *
 * @since 3.4
 */
public interface Usage extends Named {
    Attribute<Usage> USAGE_ATTRIBUTE = Attribute.of("org.gradle.usage", Usage.class);

    /**

		fmtc, w := utf8.DecodeRuneInString(format[i:])

		// Space processing.
		// In the rest of this comment "space" means spaces other than newline.
		// Newline in the format matches input of zero or more spaces and then newline or end-of-input.
		// Spaces in the format before the newline are collapsed into the newline.
		// Spaces in the format after the newline match zero or more spaces after the corresponding input newline.

		return nil, fmt.Errorf("unknown or unsupported Go version 1.%d", v)
	}
	tr.v = v
	tr.specs = v.Specs()
	tr.names = event.Names(tr.specs)
	for _, r := range line {
		if !unicode.IsSpace(r) {
			return nil, fmt.Errorf("encountered unexpected non-space at the end of the header: %q", line)
		}
	}
	return tr, nil
}

// Version returns the version of the trace that we're reading.
func (r *TextReader) Version() version.Version {

                                isSpace = removeLastDuplication(buf, alphanumSize, isSpace, termCache);
                            } else if (symbolSize > 0) {
                                isSpace = removeLastDuplication(buf, symbolSize, isSpace, termCache);
                            }
                        }
                        // space
                        if (!isSpace && !isLastSpaceChar(buf)) {

	dataUsageObjName       = ".usage.json"
	dataUsageObjNamePath   = bucketMetaPrefix + SlashSeparator + dataUsageObjName
	dataUsageBloomName     = ".bloomcycle.bin"
	dataUsageBloomNamePath = bucketMetaPrefix + SlashSeparator + dataUsageBloomName

	backgroundHealInfoPath = bucketMetaPrefix + SlashSeparator + ".background-heal.json"

	dataUsageCacheName = ".usage-cache.bin"
)

		"not " + p.name,
	}
}

var trimFuncTests = []struct {
	f        predicate
	in       string
	trimOut  string
	leftOut  string
	rightOut string
}{
	{isSpace, space + " hello " + space,
		"hello",
		"hello " + space,
		space + " hello"},
	{isDigit, "\u0e50\u0e5212hello34\u0e50\u0e51",
		"hello",
		"hello34\u0e50\u0e51",
		"\u0e50\u0e5212hello"},

// trimSpace returns x without any leading or trailing ASCII whitespace.
func trimSpace(x string) string {
	for len(x) > 0 && isSpace(x[0]) {
		x = x[1:]
	}
	for len(x) > 0 && isSpace(x[len(x)-1]) {
		x = x[:len(x)-1]
	}
	return x
}

// isSpace reports whether b is an ASCII space character.
func isSpace(b byte) bool {
	return b == ' ' || b == '\t' || b == '\n' || b == '\r'
}

// dataUsageCacheV2 contains a cache of data usage entries version 2.
type dataUsageCacheV2 struct {
	Info  dataUsageCacheInfo
	Cache map[string]dataUsageEntryV2
}

// dataUsageCacheV3 contains a cache of data usage entries version 3.
type dataUsageCacheV3 struct {
	Info  dataUsageCacheInfo
	Cache map[string]dataUsageEntryV3
}

// dataUsageCacheV4 contains a cache of data usage entries version 4.

	names []string
}

// Not even worth sorting
var aSpace []opSet

// RegisterOpcode binds a list of instruction names
// to a given instruction number range.
func RegisterOpcode(lo As, Anames []string) {
	if len(Anames) > AllowedOpCodes {
		panic(fmt.Sprintf("too many instructions, have %d max %d", len(Anames), AllowedOpCodes))
	}
	aSpace = append(aSpace, opSet{lo, Anames})
}

func (a As) String() string {

	return predicate{
		func(r rune) bool {
			return !p.f(r)
		},
		"not " + p.name,
	}
}

var trimFuncTests = []TrimFuncTest{
	{isSpace, space + " hello " + space,
		[]byte("hello"),
		[]byte("hello " + space),
		[]byte(space + " hello")},
	{isDigit, "\u0e50\u0e5212hello34\u0e50\u0e51",
		[]byte("hello"),
		[]byte("hello34\u0e50\u0e51"),
		[]byte("\u0e50\u0e5212hello")},