*
   * <p>The array {@code rest} must not be longer than {@code Integer.MAX_VALUE - 1}.
   */
  // Use (first, rest) so that `of(someDoubleArray)` won't compile (they should use copyOf), which
  // is okay since we have to copy the just-created array anyway.
  public static ImmutableDoubleArray of(double first, double... rest) {
    checkArgument(

  }

  static final int LAST_COLOR_ADDED = 0x00BFFF;

  public void testComplexBuilder() {
    List<Integer> colorElem = asList(0x00, 0x33, 0x66, 0x99, 0xCC, 0xFF);
    // javac won't compile this without "this.<Integer>"
    ImmutableSet.Builder<Integer> webSafeColorsBuilder = this.<Integer>builder();
    for (Integer red : colorElem) {
      for (Integer green : colorElem) {

  private static void checkTryParse(double expected, String input) {
    assertThat(Doubles.tryParse(input)).isEqualTo(Double.valueOf(expected));
    assertThat(input)
        .matches(
            Pattern.compile(
                Doubles.FLOATING_POINT_PATTERN.pattern(), Doubles.FLOATING_POINT_PATTERN.flags()));
  }

  @GwtIncompatible // Doubles.tryParse
  public void testTryParseHex() {

  private static void checkTryParse(double expected, String input) {
    assertThat(Doubles.tryParse(input)).isEqualTo(Double.valueOf(expected));
    assertThat(input)
        .matches(
            Pattern.compile(
                Doubles.FLOATING_POINT_PATTERN.pattern(), Doubles.FLOATING_POINT_PATTERN.flags()));
  }

  @GwtIncompatible // Doubles.tryParse
  public void testTryParseHex() {

  }

  @Generates
  Comparable<?> generateComparable() {
    return generateString();
  }

  @Generates
  Pattern generatePattern() {
    return Pattern.compile(generateString());
  }

  @Generates
  Charset generateCharset() {
    return pickInstance(Charset.availableCharsets().values(), Charsets.UTF_8);
  }

  @Generates
  Locale generateLocale() {

   * in Android) requires a successful match in order to generate a {@code MatchResult}:
   * http://goo.gl/5VQFmC
   */
  private static MatchResult createMatchResult() {
    Matcher matcher = Pattern.compile(".").matcher("X");
    matcher.find();
    return matcher.toMatchResult();
  }

  private static final ClassToInstanceMap<Object> DEFAULTS =
      ImmutableClassToInstanceMap.builder()
          // primitives

   * in Android) requires a successful match in order to generate a {@code MatchResult}:
   * http://goo.gl/5VQFmC
   */
  private static MatchResult createMatchResult() {
    Matcher matcher = Pattern.compile(".").matcher("X");
    matcher.find();
    return matcher.toMatchResult();
  }

  private static final ClassToInstanceMap<Object> DEFAULTS =
      ImmutableClassToInstanceMap.builder()
          // primitives

      return this;
    }

    @CanIgnoreReturnValue
    Builder<E> combine(Builder<E> other) {
      requireNonNull(impl);
      requireNonNull(other.impl);
      /*
       * For discussion of requireNonNull, see the comment on the field.
       *
       * (And I don't believe there's any situation in which we call x.combine(y) when x is a plain

   *
   * @param a the first {@code byte} to compare
   * @param b the second {@code byte} to compare
   * @return a negative value if {@code a} is less than {@code b}; a positive value if {@code a} is
   *     greater than {@code b}; or zero if they are equal
   */
  public static int compare(byte a, byte b) {
    return toInt(a) - toInt(b);
  }

  /**

            return "hi";
          }
        };

    // We'd like for all the following to compile.
    ListenableFuture<String> unused;

    // Compiles:
    unused = whenAllComplete(futureA, futureB).call(combiner, directExecutor());

    // Does not compile:
    // unused = whenAllComplete(futures).call(combiner);

    // Workaround for the above: