}

  private static Iterable<@Nullable Object> iterable(
      @CheckForNull Object first, @CheckForNull Object second, @Nullable Object[] rest) {
    checkNotNull(rest);
    return new AbstractList<@Nullable Object>() {
      @Override
      public int size() {
        return rest.length + 2;
      }

      @Override
      @CheckForNull
      public Object get(int index) {
        switch (index) {

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

   *
   * <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(

    if (num >= 0) {
      Object[] rest = new Integer[num];
      for (int i = 0; i < num; i++) {
        rest[i] = partsArray[i + 2];
      }

      assertEquals(expected, joiner.join(partsArray[0], partsArray[1], rest));

      StringBuilder sb3 = new StringBuilder().append('x');
      joiner.appendTo(sb3, partsArray[0], partsArray[1], rest);
      assertEquals("x" + expected, sb3.toString());
    }

    return ImmutableSet.of(e1, e2, e3, e4, e5);
  }

  @Override
  protected <E extends Comparable<? super E>> Set<E> of(
      E e1, E e2, E e3, E e4, E e5, E e6, E... rest) {
    return ImmutableSet.of(e1, e2, e3, e4, e5, e6, rest);
  }

  @Override
  protected <E extends Comparable<? super E>> Set<E> copyOf(E[] elements) {
    return ImmutableSet.copyOf(elements);
  }

  @Override

   */
  public static HashFunction concatenating(
      HashFunction first, HashFunction second, HashFunction... rest) {
    // We can't use Lists.asList() here because there's no hash->collect dependency
    List<HashFunction> list = new ArrayList<>();
    list.add(first);
    list.add(second);
    Collections.addAll(list, rest);
    return new ConcatenatedHashFunction(list.toArray(new HashFunction[0]));
  }

  /**

    assertEquals(range, range.intersection(range));

    try {
      range.intersection(Range.open(3, 5));
      fail();
    } catch (IllegalArgumentException expected) {
      // TODO(kevinb): convert the rest of this file to Truth someday
      assertThat(expected).hasMessageThat().contains("connected");
    }
    try {
      range.intersection(Range.closed(0, 2));
      fail();

  protected abstract <E extends Comparable<? super E>> Set<E> of(E e1, E e2, E e3, E e4, E e5);

  protected abstract <E extends Comparable<? super E>> Set<E> of(
      E e1, E e2, E e3, E e4, E e5, E e6, E... rest);

  protected abstract <E extends Comparable<? super E>> Set<E> copyOf(E[] elements);

  protected abstract <E extends Comparable<? super E>> Set<E> copyOf(
      Collection<? extends E> elements);

  protected abstract <E extends Comparable<? super E>> Set<E> of(E e1, E e2, E e3, E e4, E e5);

  protected abstract <E extends Comparable<? super E>> Set<E> of(
      E e1, E e2, E e3, E e4, E e5, E e6, E... rest);

  protected abstract <E extends Comparable<? super E>> Set<E> copyOf(E[] elements);

  protected abstract <E extends Comparable<? super E>> Set<E> copyOf(
      Collection<? extends E> elements);

      implements Serializable, RandomAccess {
    @ParametricNullness final E first;
    final E[] rest;

    OnePlusArrayList(@ParametricNullness E first, E[] rest) {
      this.first = first;
      this.rest = checkNotNull(rest);
    }

    @Override
    public int size() {
      return IntMath.saturatedAdd(rest.length, 1);
    }

    @Override
    @ParametricNullness
    public E get(int index) {