type Error struct {
	Pos  syntax.Pos // error position
	Msg  string     // default error message, user-friendly
	Full string     // full error message, for debugging (may contain internal details)
	Soft bool       // if set, error is "soft"
	Code Code       // error code
}

// Error returns an error string formatted as follows:
// filename:line:column: message
func (err Error) Error() string {
	return fmt.Sprintf("%s: %s", err.Pos, err.Msg)
}

    return parseUnsignedLong(string, 10);
  }

  /**
   * Returns the unsigned {@code long} value represented by a string with the given radix.
   *
   * <p><b>Java 8+ users:</b> use {@link Long#parseUnsignedLong(String, int)} instead.
   *
   * @param string the string containing the unsigned {@code long} representation to be parsed.
   * @param radix the radix to use while parsing {@code string}

   */
  public static String join(String separator, boolean... array) {
    checkNotNull(separator);
    if (array.length == 0) {
      return "";
    }

    // For pre-sizing a builder, just get the right order of magnitude
    StringBuilder builder = new StringBuilder(array.length * 7);
    builder.append(array[0]);
    for (int i = 1; i < array.length; i++) {

   */
  public static String join(String separator, boolean... array) {
    checkNotNull(separator);
    if (array.length == 0) {
      return "";
    }

    // For pre-sizing a builder, just get the right order of magnitude
    StringBuilder builder = new StringBuilder(array.length * 7);
    builder.append(array[0]);
    for (int i = 1; i < array.length; i++) {

}

// Error returns an error string formatted as follows:
// filename:line:column: message
func (err Error) Error() string {
	return fmt.Sprintf("%s: %s", err.Fset.Position(err.Pos), err.Msg)
}

// An ArgumentError holds an error associated with an argument index.
type ArgumentError struct {
	Index int
	Err   error
}

func (e *ArgumentError) Error() string { return e.Err.Error() }

    }

    @Override
    public String read() throws IOException {
      // Reading all the data as a byte array is more efficient than the default read()
      // implementation because:
      // 1. the string constructor can avoid an extra copy most of the time by correctly sizing the
      //    internal char array (hard to avoid using StringBuilder)

   * are expected.
   *
   * @param string the string representation of a {@code float} value
   * @return the floating point value represented by {@code string}, or {@code null} if {@code
   *     string} has a length of zero or cannot be parsed as a {@code float} value
   * @throws NullPointerException if {@code string} is {@code null}
   * @since 14.0
   */
  @GwtIncompatible // regular expressions

    }

    @Override
    public String read() throws IOException {
      // Reading all the data as a byte array is more efficient than the default read()
      // implementation because:
      // 1. the string constructor can avoid an extra copy most of the time by correctly sizing the
      //    internal char array (hard to avoid using StringBuilder)

   * are expected.
   *
   * @param string the string representation of a {@code float} value
   * @return the floating point value represented by {@code string}, or {@code null} if {@code
   *     string} has a length of zero or cannot be parsed as a {@code float} value
   * @throws NullPointerException if {@code string} is {@code null}
   * @since 14.0
   */
  @GwtIncompatible // regular expressions

  }

  private static final class ShortConverter extends Converter<String, Short>
      implements Serializable {
    static final Converter<String, Short> INSTANCE = new ShortConverter();

    @Override
    protected Short doForward(String value) {
      return Short.decode(value);
    }

    @Override
    protected String doBackward(Short value) {
      return value.toString();
    }