class Offset<T extends Number> {

  public final T value;
  /**
   * When |actual-expected|=offset and strict is true the assertThat(actual).isCloseTo(expected, offset); assertion will fail.
   */
  public final boolean strict;

  /**
   * Creates a new {@link Offset} that let {@code isCloseTo} assertions pass when {@code |actual-expected| <= offset value}.
   * <p>
   * Example:
   * <pre><code class='java'> // assertions succeed
   * assertThat(8.1).isCloseTo(8.0, offset(0.2));
   * assertThat(8.1).isCloseTo(8.0, offset(0.1));
   *
   * // assertion fails
   * assertThat(8.1).isCloseTo(8.0, offset(0.01));</code></pre>
   *
   * @param <T> the type of value of the {@link Offset}.
   * @param value the value of the offset.
   * @return the created {@code Offset}.
   * @throws NullPointerException if the given value is {@code null}.
   * @throws IllegalArgumentException if the given value is negative.
   */
  public static <T extends Number> Offset<T> offset(T value) {<FILL_FUNCTION_BODY>}

  /**
   * Creates a new strict {@link Offset} that let {@code isCloseTo} assertion pass when {@code |actual-expected| < offset value}.
   * <p>
   * Examples:
   * <pre><code class='java'> // assertion succeeds
   * assertThat(8.1).isCloseTo(8.0, offset(0.2));
   *
   * // assertions fail
   * assertThat(8.1).isCloseTo(8.0, offset(0.1));
   * assertThat(8.1).isCloseTo(8.0, offset(0.01));</code></pre>
   *
   * @param <T> the type of value of the {@link Offset}.
   * @param value the value of the offset.
   * @return the created {@code Offset}.
   * @throws NullPointerException if the given value is {@code null}.
   * @throws IllegalArgumentException if the given value is negative.
   */
  public static <T extends Number> Offset<T> strictOffset(T value) {
    requireNonNull(value);
    checkArgument(value.doubleValue() > 0d, "A strict offset value should be greater than zero");
    return new Offset<>(value, true);
  }

  private Offset(T value, boolean strict) {
    this.value = value;
    this.strict = strict;
  }

  @Override
  public boolean equals(Object obj) {
    if (this == obj) return true;
    if (!(obj instanceof Offset)) return false;
    Offset<?> other = (Offset<?>) obj;
    return strict == other.strict && Objects.equals(value, other.value);
  }

  @Override
  public int hashCode() {
    return hash(value, strict);
  }

  @Override
  public String toString() {
    return format("%s%s[value=%s]", strict ? "strict " : "", getClass().getSimpleName(), value);
  }

}

    requireNonNull(value);
    checkArgument(value.doubleValue() >= 0d, "An offset value should be greater than or equal to zero");
    return new Offset<>(value, false);
  
<no_super_class>