"cmd/internal/obj/riscv"
)

// IsRISCV64AMO reports whether the op (as defined by a riscv.A*
// constant) is one of the AMO instructions that requires special
// handling.
func IsRISCV64AMO(op obj.As) bool {
	switch op {
	case riscv.ASCW, riscv.ASCD, riscv.AAMOSWAPW, riscv.AAMOSWAPD, riscv.AAMOADDW, riscv.AAMOADDD,
		riscv.AAMOANDW, riscv.AAMOANDD, riscv.AAMOORW, riscv.AAMOORD, riscv.AAMOXORW, riscv.AAMOXORD,

		return path
	}

	const prefix = `\\?`

	pathbuf := make([]byte, len(prefix)+len(path)+len(`\`))
	copy(pathbuf, prefix)
	n := len(path)
	r, w := 0, len(prefix)
	for r < n {
		switch {
		case os.IsPathSeparator(path[r]):
			// empty block
			r++
		case path[r] == '.' && (r+1 == n || os.IsPathSeparator(path[r+1])):
			// /./
			r++

                return false;
            }
            boolean created = false;
            try (ImageInputStream input = ImageIO.createImageInputStream(responseData.getResponseBody())) {
                switch (saveImage(input, outputFile)) {
                case OK:
                    created = true;
                    break;
                case FAILED:

 * Computes the 24 byte ANSI password hash given the 8 byte server challenge.
 */
    public byte[] getAnsiHash( byte[] challenge ) {
        if( hashesExternal ) {
            return ansiHash;
        }
        switch (LM_COMPATIBILITY) {
        case 0:
        case 1:
            return getPreNTLMResponse( password, challenge );
        case 2:
            return getNTLMResponse( password, challenge );
        case 3:

            }
            return null;
        };
    }

    public static int toMavenExecutionRequestLoggingLevel(Slf4jConfiguration.Level level) {
        requireNonNull(level, "level");
        return switch (level) {
            case DEBUG -> MavenExecutionRequest.LOGGING_LEVEL_DEBUG;
            case INFO -> MavenExecutionRequest.LOGGING_LEVEL_INFO;
            case ERROR -> MavenExecutionRequest.LOGGING_LEVEL_ERROR;
        };

 *
 * @author Hayward Chan
 */
@ElementTypesAreNonnullByDefault
final class ImmutableEnumSet<E> extends ForwardingImmutableSet<E> {
  static <E> ImmutableSet<E> asImmutable(Set<E> delegate) {
    switch (delegate.size()) {
      case 0:
        return ImmutableSet.of();
      case 1:
        return ImmutableSet.of(Iterables.getOnlyElement(delegate));
      default:
        return new ImmutableEnumSet<E>(delegate);

	if len(data) <= 4 {
		return nil, errors.New("tierConfigInit: no data")
	}

	// Read header
	switch format := binary.LittleEndian.Uint16(data[0:2]); format {
	case tierConfigFormat:
	default:
		return nil, fmt.Errorf("tierConfigInit: unknown format: %d", format)
	}

	cfg := NewTierConfigMgr()
	switch version := binary.LittleEndian.Uint16(data[2:4]); version {
	case tierConfigV1, tierConfigVersion:

		return nil
	case err := <-w.Errors:
		return err
	case <-ctx.Done():
		return ctx.Err()
	}
}

func (w *Watcher) Close() {
	_ = w.watcher.Close()
}

// Creates a file watcher that watches for any changes to the directory
func CreateFileWatcher(paths ...string) (*Watcher, error) {
	watcher, err := fsnotify.NewWatcher()
	if err != nil {
		return nil, fmt.Errorf("watcher create: %v", err)
	}

		if err != nil {
			return nil, err
		}
		if err := tr.handleRegularFile(hdr); err != nil {
			return nil, err
		}
		format.mayOnlyBe(hdr.Format)

		// Check for PAX/GNU special headers and files.
		switch hdr.Typeflag {
		case TypeXHeader, TypeXGlobalHeader:
			format.mayOnlyBe(FormatPAX)
			paxHdrs, err = parsePAX(tr)
			if err != nil {
				return nil, err
			}
			if hdr.Typeflag == TypeXGlobalHeader {

		}
	}
}

// Save various references we are going to need later.
func (f *File) saveExprs(x interface{}, context astContext) {
	switch x := x.(type) {
	case *ast.Expr:
		switch (*x).(type) {
		case *ast.SelectorExpr:
			f.saveRef(x, context)
		}
	case *ast.CallExpr:
		f.saveCall(x, context)
	}
}

// Save references to C.xxx for later processing.